Search Results: Portal:Equations

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Portal:Chemistry/Useful equations and links
Minggu, 2025-10-12 16:13:30

terms of other similarly unmeasurable quantities. Using the above two equations in the first law of thermodynamics to construct one possible expression...

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Portal:Mathematics/MathematicsTopics
Selasa, 2026-03-24 15:09:28

calculus Differential equations Ordinary differential equations Partial differential equations Stochastic differential equations Real analysis Complex...

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Portal:Mathematics
Minggu, 2026-02-15 10:06:40

calculus Differential equations Ordinary differential equations Partial differential equations Stochastic differential equations Real analysis Complex...

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Portal:Mathematics/Selected article/31
Jumat, 2019-03-29 11:51:32

Quadratic equations are known by that name because quadratus is Latin for "square"; in the leading term the variable is squared. A quadratic equation has two...

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Portal:Systems science/Picture/1
Jumat, 2008-05-09 05:21:41

itself, and the equations from which it is derived, were introduced by Edward Lorenz in 1963, who derived it from the simplified equations of convection...

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Portal:Physics/Selected picture/December 2012
Jumat, 2025-09-05 15:23:34

observations, experiments, and equations of electricity, magnetism, and optics into a consistent theory. Maxwell's equations demonstrate that electricity...

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Portal:Mathematics/Featured picture/2006 02
Minggu, 2019-12-15 16:32:04

dynamical system derived from the simplified equations of convection rolls in certain atmospheric equations. For a certain set of parameters the system...

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Portal:Physics/Selected images/16
Senin, 2019-08-19 03:38:32

observations, experiments, and equations of electricity, magnetism, and optics into a consistent theory. Maxwell's equations demonstrate that electricity...

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Portal:Energy/Selected biography/9
Jumat, 2025-09-05 15:22:29

significant achievement was formulating a set of equations – eponymously named Maxwell's equations – that for the first time expressed the basic laws...

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Portal:Mathematics/Selected picture/3
Minggu, 2018-06-17 02:47:37

behavior of solutions to the Lorenz system, a set of three differential equations used by mathematician and meteorologist Edward N. Lorenz as a simple description...

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Portal:Mathematics/Featured picture/2011 12
Minggu, 2019-12-15 16:30:17

bifurcation diagram for the logistic map, an archetypal example of how complex, chaotic behavior can arise from very simple non-linear dynamical equations....

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Portal:Scotland/Selected article/Week 33, 2007
Jumat, 2025-09-05 15:22:41

achievement was aggregating a set of equations in electricity, magnetism and inductance — eponymously named Maxwell's equations — including an important modification...

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Portal:Astronomy/Featured/February 2009
Senin, 2009-01-19 21:10:51

The relation is specified by the Einstein field equations, a system of partial differential equations. The predictions of general relativity differ significantly...

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Portal:Systems science/Picture
Sabtu, 2021-07-03 05:33:35

itself, and the equations from which it is derived, were introduced by Edward Lorenz in 1963, who derived it from the simplified equations of convection...

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Portal:Weather/Selected biography/2
Selasa, 2019-12-31 07:17:32

the modern practice of weather forecasting. He formulated the primitive equations that are still in use in numerical weather prediction and climate modeling...

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Portal:Mathematics/Selected article/7
Rabu, 2015-05-06 22:29:27

express them as infinite series or as solutions of certain differential equations, allowing their extension to positive and negative values and even to...

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Portal:Mathematics/Featured article/2006 34
Minggu, 2019-12-15 16:31:04

express them as infinite series or as solutions of certain differential equations, allowing their extension to positive and negative values and even to...

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Portal:Physics
Sabtu, 2026-04-04 05:14:26

observations, experiments, and equations of electricity, magnetism, and optics into a consistent theory. Maxwell's equations demonstrate that electricity...

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Portal:Weather/Selected biography/03/2010
Jumat, 2010-04-09 12:59:56

them. He was the first person to attempt a solution of the primitive equations of the atmosphere to make a numerical weather forecast, decades before...

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Portal:Weather/Selected biography/05/2010
Jumat, 2010-04-09 12:59:41

them. He was the first person to attempt a solution of the primitive equations of the atmosphere to make a numerical weather forecast, decades before...

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Portal:Current events/2002 September 16
Senin, 2023-09-11 04:06:48

entitled "Cryptanalysis of Block Ciphers with Overdefined Systems of Equations". This appears to show a surprising potential theoretical weakness in...

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Portal:Physics/2012 Selected pictures
Sabtu, 2023-07-29 10:22:32

observations, experiments, and equations of electricity, magnetism, and optics into a consistent theory. Maxwell's equations demonstrate that electricity...

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Portal:Germany/Selected article/15
Sabtu, 2019-11-30 22:13:21

formulated a suitable classification of exact solutions to Einstein's field equations and proved the Ehlers–Geren–Sachs theorem that justifies the application...

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Portal:Canada/Did You Know/49
Minggu, 2017-05-14 21:59:02

...that Mixmath is a Canadian board game similar to Scrabble, in which numbered tiles are played to form equations instead of letters forming words?...

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Portal:Geophysics/Did you know/5
Selasa, 2019-05-07 06:42:27

1991 was brought to light? ... that Karl Bernhard Zoeppritz was a German geophysicist whose equations use seismic waves to map underground features?...

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Portal:Weather/Selected biography/8
Selasa, 2019-12-31 07:50:04

seminal contributions to fluid mechanics, including the Navier–Stokes equations; and to optics, with notable works on polarisation and fluorescence. As...

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Portal:Physics/Selected article/December 2011
Senin, 2021-10-04 15:12:43

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Architecture/Selected article/2007-22
Selasa, 2021-05-25 17:51:22

surfaces Nikolai Lobachevsky named "hyperbolic," Shukhov derived a family of equations that led to new structural and constructional systems, known as hyperboloids...

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Portal:Physics/Selected article/April 2013
Selasa, 2021-12-14 02:29:54

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Weather/Articles
Sabtu, 2021-05-29 12:36:47

wind chill | heat index | equivalent potential temperature | primitive equations | pilot report | METAR Meteorological effects weathering | flood | landslide...

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Portal:Physics/Selected article/September 2011
Senin, 2021-10-04 15:00:08

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Physics/Selected article/April 2012
Senin, 2021-10-04 15:15:49

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Physics/Selected article/June 2012
Senin, 2021-10-04 15:15:54

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Physics/Selected article/February 2013
Selasa, 2021-12-14 02:29:57

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Physics/Selected article/December 2012
Senin, 2021-10-04 15:16:43

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Astronomy/Anniversaries/September
Jumat, 2024-08-23 10:16:44

planet Neptune is discovered by Johann Gottfried Galle using mathematical equations from John Couch Adams and Urbain Le Verrier 29 September 1971 – The Orbiting...

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Portal:Physics/Selected article/October 2014
Senin, 2021-10-04 15:27:22

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Physics/Selected article/September 2013
Selasa, 2021-12-14 02:30:40

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Physics/Selected article/April 2014
Senin, 2021-10-04 15:27:17

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Physics/Selected article/July 2013
Selasa, 2021-12-14 02:29:52

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Physics/Selected article/October 2012
Senin, 2021-10-04 15:16:23

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Scotland/Selected biographies/1
Jumat, 2025-09-05 15:26:00

and light as different manifestations of the same phenomenon. Maxwell's equations for electromagnetism achieved the second great unification in physics...

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Portal:Current events/2019 March 19
Kamis, 2025-03-06 02:40:35

Uhlenbeck for "her pioneering achievements in geometric partial differential equations, gauge theory and integrable systems." Uhlenbeck is the first woman to...

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Portal:Physics/Selected article/August 2012
Senin, 2021-10-04 15:16:13

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Astronomy/Featured/November 2009
Jumat, 2009-10-16 08:30:56

assumptions (such as homogeneity and isotropy of space). The governing equations had been formulated by Alexander Friedmann. After Edwin Hubble discovered...

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Portal:Current events/2023 March 22
Senin, 2023-03-27 18:49:34

theory for nonlinear partial differential equations including free-boundary problems and the Monge–Ampère equation". He becomes the first Latin American to...

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Portal:Weather/Selected article/21
Kamis, 2017-03-02 22:43:15

the atmosphere, the massive computational power required to solve the equations that describe the atmosphere, error involved in measuring the initial...

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Portal:Mathematics/Selected picture/14
Jumat, 2016-10-07 04:55:26

discovered by the medieval Persian mathematician Omar Khayyám (d. 1131 CE), who used conic sections to solve algebraic equations. More selected pictures...

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Portal:Aviation/Selected article/14
Kamis, 2017-03-02 05:25:14

position and time. By defining a control volume around the flow field, equations for the conservation of mass, momentum, and energy can be defined and...

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Portal:Scotland/Selected article/Week 19, 2016
Jumat, 2025-09-05 15:25:09

magnetism, and light as manifestations of the same phenomenon. Maxwell's equations for electromagnetism have been called the "second great unification in...

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Portal:Austria/Selected biography/4
Rabu, 2024-08-21 05:20:23

number of important contributions to physics, especially the Schrödinger equation, for which he received the Nobel Prize in Physics in 1933. In 1935, after...

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Portal:Current events/2005 May 24
Sabtu, 2022-03-12 11:04:04

awarded for his work on "the theory and application of partial differential equations."(CNN) Israeli soldiers catch a 15 year old Palestinian carrying two pipe...

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Portal:Mathematics/Featured article/2007 25
Minggu, 2019-12-15 16:28:34

the lengths of the other two sides, the theorem can be expressed as the equation a 2 + b 2 = c 2 {\displaystyle a^{2}+b^{2}=c^{2}\,} or, solved for c: a...

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Portal:Physics/2012 Selected articles
Sabtu, 2023-07-29 10:22:30

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Mathematics/Did you know/6
Jumat, 2006-12-29 03:48:17

...that it is impossible to devise a single formula involving only polynomials and radicals for solving an arbitrary quintic equation?...

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Portal:Physics/2013 Selected articles
Sabtu, 2023-07-29 10:22:34

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Physics/Selected article/Week 1, 2007
Senin, 2015-05-04 12:01:32

semiclassical models, in which light is still described by Maxwell's equations but the material objects that emit and absorb light are quantized. Although...

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Portal:Tamils/Selected biography/2
Minggu, 2019-04-21 10:20:47

Ramanujan independently compiled nearly 3900 results (mostly identities and equations). Although a small number of these results were actually false and some...

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Portal:Engineering/Selected article/29
Kamis, 2022-05-19 14:02:28

analog computer with some digital components that could solve differential equations with as many as 18 independent variables. An offshoot of the work at MIT...

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Portal:Biography/Selected article/February
Sabtu, 2018-02-17 15:11:01

equivalence formula E = mc2 (which has been dubbed "the world's most famous equation"), he received the 1921 Nobel Prize in Physics "for his services to theoretical...

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Portal:Chemistry
Minggu, 2024-02-25 04:26:36

one of the founders of the science of physical chemistry. The Arrhenius equation and the lunar crater Arrhenius are named after him. Arrhenius was the first...

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Portal:Mathematics/Selected article/15
Jumat, 2019-03-29 11:57:03

found through trigonometric formulae. For many types of curves, a polar equation is the simplest means of representation of variables. It is known that...

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Portal:Utah/DYK/1
Sabtu, 2014-08-02 16:55:02

television series, Father Murphy? ...that the chemistry building at the University of Utah is named for Henry Eyring, developer of the Eyring equation?...

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Portal:Stars/Selected article/13
Jumat, 2021-05-28 14:47:40

spherically symmetric. It contains four basic first-order differential equations: two represent how matter and pressure vary with radius; two represent...

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Portal:Chemistry/Selected biography/2
Senin, 2021-07-12 21:19:43

one of the founders of the science of physical chemistry. The Arrhenius equation and the lunar crater Arrhenius are named after him. Arrhenius was the first...

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Portal:Socialism/Selected article/24
Minggu, 2017-08-20 09:04:20

calculation in natural units nor through solving a system of simultaneous equations for economic coordination, and that capital markets would be required...

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Portal:Nuclear technology/Biographies/18
Rabu, 2021-09-22 08:43:31

analog computer with some digital components that could solve differential equations with as many as 18 independent variables. An offshoot of the work at MIT...

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Portal:Mathematics/Selected article/20
Jumat, 2019-03-29 11:56:14

researchers of mathematics education have studied the reception of this equation among students, who often reject the equality. The students' reasoning...

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Portal:Physics/Selected article/February 2008
Rabu, 2024-08-21 05:19:46

of new productive forms of atomic theory" in regard to the Schrödinger equation which he proposed in 1926. One of Schrödinger's lesser-known areas of scientific...

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Portal:Mathematics/Selected article/38
Jumat, 2019-03-29 11:50:02

{a}{b}}=\varphi \,.} It follows from this property that φ satisfies the quadratic equation φ2 = φ + 1 and is therefore an algebraic irrational number, given by φ...

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Portal:Beer/Selected article/6
Minggu, 2022-08-28 01:59:41

chemical reaction conducted by the yeast may be represented by the chemical equation C6H12O6 → 2 CH3CH2OH + 2 CO2 The process of culturing yeast under conditions...

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Portal:Electronics/Selected article/8
Rabu, 2013-08-21 16:53:47

square metres, d is the separation between the electrodes in metres. The equation is a good approximation if d is small compared to the other dimensions...

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Portal:Physics/Selected images
Sabtu, 2021-10-02 21:41:11

observations, experiments, and equations of electricity, magnetism, and optics into a consistent theory. Maxwell's equations demonstrate that electricity...

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Portal:England/Selected biography/05 2008
Rabu, 2025-01-08 09:01:55

University. Among other discoveries, he formulated the so-called Dirac equation, which describes the behavior of fermions and which led to the prediction...

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Portal:Japan/Anniversaries/June/June 29
Kamis, 2015-07-23 08:45:34

actor 1990 - The Sxplay, singer Film and television 2013 - Midsummer's Equation, a police procedural film starring Masaharu Fukuyama, Yuriko Yoshitaka...

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Portal:Mathematics/Featured article/2007 24
Minggu, 2019-12-15 16:28:34

{a}{b}}=\varphi \,.} It follows from this property that φ satisfies the quadratic equation φ2 = φ + 1 and is therefore an algebraic irrational number, given by φ...

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Portal:Chicago/Selected biography/151
Kamis, 2014-05-29 16:11:13

than fast ones, and developed a diffusion equation to describe this, which became known as the Fermi age equation. He bombarded thorium and uranium with...

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Portal:History of science
Minggu, 2025-06-29 03:17:40

(from Science in the medieval Islamic world) Image 46Omar Khayyam's "Cubic equation and intersection of conic sections" (from Science in the medieval Islamic...

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Portal:Physics/Anniversaries/September
Jumat, 2022-02-25 09:04:34

principle behind the electric motor). - September 1911 - The Sackur-Tetrode Equation is published in Annalen der Physik. 29 September 1904 - Nature publishes...

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Portal:Science
Selasa, 2024-09-17 02:48:31

or std dev, and is most commonly represented in mathematical texts and equations by the lowercase Greek letter σ (sigma). (Full article...) Image 9 Science...

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Portal:History of science/Selected anniversaries/September 27
Minggu, 2012-04-29 23:50:40

the Inertia of a Body Depend Upon Its Energy Content?", introducing the equation E=mc² 1911 - Death of Auguste Michel-Lévy, French geologist (b. 1844) 1919...

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Portal:Religion
Jumat, 2026-01-16 01:21:08

arises from special relativity, has been called "the world's most famous equation". He received the 1921 Nobel Prize in Physics for "his services to theoretical...

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Portal:Physics/2014 Selected articles
Sabtu, 2023-07-29 10:22:38

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Business/Did you know/5
Rabu, 2019-05-01 17:54:57

fundamental presupposition for the mathematical validity of both the accounting equation (financial statements) and the equality of gross value added and net output...

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Portal:Energy/Selected biography
Senin, 2021-05-03 19:10:10

significant achievement was formulating a set of equations – eponymously named Maxwell's equations – that for the first time expressed the basic laws...

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Portal:Electronics/Selected article/13
Rabu, 2013-08-21 16:54:23

_{0}} is a constant called the permittivity of free space. This vector equation indicates that opposite charges attract, and like charges repel. When q...

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Portal:Chicago/Selected biography/163
Rabu, 2013-11-27 13:51:20

nature. Inducing radioactivity with neutrons, developed the Fermi age equation. After bombarding thorium and uranium with slow neutrons, he concluded...

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Portal:Physics/Selected article/June 2007
Kamis, 2019-03-07 23:24:12

spectrum of the hydrogen atom, before the development of the Schrödinger equation. However, this approach is rarely used today. In classical and quantum...

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Portal:Mathematics/Selected picture
Jumat, 2025-06-20 07:46:23

behavior of solutions to the Lorenz system, a set of three differential equations used by mathematician and meteorologist Edward N. Lorenz as a simple description...

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Portal:Physics/Featured articles
Minggu, 2026-04-05 02:36:28

captured by atomic nuclei than fast ones, and he developed the Fermi age equation to describe this. After bombarding thorium and uranium with slow neutrons...

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Portal:Computer programming
Jumat, 2026-04-17 03:52:49

array of randomized values Image 8Output from a (linearised) shallow water equation model of water in a bathtub. The water experiences 5 splashes which generate...

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Portal:Germany/Selected article/10
Sabtu, 2019-12-07 17:52:12

interpretation of the probability density function for ψ*ψ in the Schrödinger equation, for which he was awarded the Nobel Prize in 1954. His influence extended...

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Portal:Utah/DYK
Jumat, 2019-04-26 06:59:48

University of Utah is named for Henry Eyring, developer of the Eyring equation? edit  Portal:Utah/DYK/2 ...that the surface at Rice-Eccles Stadium (pictured)...

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Portal:Weather/Selected biography
Minggu, 2020-10-11 23:34:18

the modern practice of weather forecasting. He formulated the primitive equations that are still in use in numerical weather prediction and climate modeling...

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Portal:Physics/Selected article/July 2010
Kamis, 2021-05-27 18:19:55

according to the theory of relativity, this value appears in the famous equation of E = mc2. This invariance of the speed of light was postulated by Albert...

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Portal:Physics/2011 Selected articles
Sabtu, 2023-07-29 10:22:26

experiments in physics Large Hadron Collider Leptons Matter Maxwell's equations Nobel Prize in Physics Nucleosynthesis Orbital Mechanics Orders of magnitude...

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Portal:Mathematics/Selected picture/24
Selasa, 2017-10-17 15:41:15

for the four data sets, including the standard error of the regression equation and the t statistic and accompanying p-value for testing the significance...

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Portal:Nuclear technology/Biographies/8
Selasa, 2021-09-21 06:17:29

position. In collaboration with Gregory Breit, he developed the Breit–Rabi equation and predicted that the Stern–Gerlach experiment could be modified to confirm...

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Portal:Stars/Selected article/19
Rabu, 2023-08-23 09:25:41

elliptical orbit around the Sun, the solar mass can be computed from the equation for the orbital period of a small body orbiting a central mass. Based upon...

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Portal:Rivers
Rabu, 2022-05-18 17:31:01

law Baseflow Bradshaw model Discharge (hydrology) Drainage density Exner equation Groundwater model Hack's law Hjulström curve Hydrograph Hydrological model...

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Portal:Chemistry/Selected biography
Rabu, 2012-12-05 02:26:56

one of the founders of the science of physical chemistry. The Arrhenius equation and the lunar crater Arrhenius are named after him. Arrhenius was the first...

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Portal:Oceans
Kamis, 2023-01-19 09:33:44

interaction Waves and shallow water one-dimensional Saint-Venant equations shallow water equations Wind fetch Wind setup Wind wave model Circulation Atmospheric...

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Portal:Philosophy
Rabu, 2026-01-14 01:19:13

arises from special relativity, has been called "the world's most famous equation". He received the 1921 Nobel Prize in Physics for "his services to theoretical...

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Portal:Engineering
Selasa, 2024-09-17 02:48:38

require modelling of the combined effects of fluid flow and the heat equations. (from Engineering) Image 22The application of the steam engine allowed...

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Portal:Business/Did you know
Rabu, 2019-05-01 17:50:51

fundamental presupposition for the mathematical validity of both the accounting equation (financial statements) and the equality of gross value added and net output...

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Portal:Current events/March 2019
Sabtu, 2023-04-29 13:01:09

Uhlenbeck for "her pioneering achievements in geometric partial differential equations, gauge theory and integrable systems." Uhlenbeck is the first woman to...

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Portal:Nuclear technology/Biographies/48
Rabu, 2021-09-22 08:49:24

captured by atomic nuclei than fast ones, and he developed the Fermi age equation to describe this. After bombarding thorium and uranium with slow neutrons...

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Portal:Scotland/Selected article/2007
Sabtu, 2023-07-29 10:23:08

achievement was aggregating a set of equations in electricity, magnetism and inductance — eponymously named Maxwell's equations — including an important modification...

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Portal:Geophysics
Sabtu, 2023-02-04 03:47:10

plasma physics bear his name, including the Parker instability, Parker equation, Sweet–Parker model of magnetic reconnection, Parker limit on magnetic...

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Portal:Mathematics/Did you know
Senin, 2021-11-08 00:37:26

involving only polynomials and radicals for solving an arbitrary quintic equation? Portal:Mathematics/Did you know/7: ...that Euler found 59 more amicable...

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Portal:Current events/September 2002
Sabtu, 2023-04-29 10:35:18

entitled "Cryptanalysis of Block Ciphers with Overdefined Systems of Equations". This appears to show a surprising potential theoretical weakness in...

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Portal:Mathematics/Featured picture archive
Jumat, 2020-01-17 21:19:32

dynamical system derived from the simplified equations of convection rolls in certain atmospheric equations. For a certain set of parameters the system...

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Portal:Chicago/Selected biography
Senin, 2014-04-07 05:59:41

than fast ones, and developed a diffusion equation to describe this, which became known as the Fermi age equation. He bombarded thorium and uranium with...

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Portal:Mathematics/Selected article archive
Jumat, 2021-09-24 00:17:58

Quadratic equations are known by that name because quadratus is Latin for "square"; in the leading term the variable is squared. A quadratic equation has two...

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Portal:Tamils/Selected biography
Minggu, 2021-01-24 09:29:16

Ramanujan independently compiled nearly 3900 results (mostly identities and equations). Although a small number of these results were actually false and some...

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Portal:Nuclear technology/Biographies
Rabu, 2024-02-28 22:46:58

analog computer with some digital components that could solve differential equations with as many as 18 independent variables. An offshoot of the work at MIT...

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Portal:Current events/May 2005
Sabtu, 2023-04-29 10:57:12

awarded for his work on "the theory and application of partial differential equations."(CNN) Israeli soldiers catch a 15 year old Palestinian carrying two pipe...

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Portal:Socialism/Selected article
Jumat, 2017-11-03 02:33:33

calculation in natural units nor through solving a system of simultaneous equations for economic coordination, and that capital markets would be required...

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Portal:Astronomy/Anniversaries
Kamis, 2021-05-27 00:55:16

planet Neptune is discovered by Johann Gottfried Galle using mathematical equations from John Couch Adams and Urbain Le Verrier 29 September 1971 – The Orbiting...

Click to read more »
Portal:Aviation/Selected article
Minggu, 2022-02-27 03:23:59

position and time. By defining a control volume around the flow field, equations for the conservation of mass, momentum, and energy can be defined and...

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Portal:Physics/2008 Selected articles
Sabtu, 2023-07-29 10:22:16

of new productive forms of atomic theory" in regard to the Schrödinger equation which he proposed in 1926. One of Schrödinger's lesser-known areas of scientific...

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Portal:Engineering/Selected article
Kamis, 2022-05-19 13:56:13

analog computer with some digital components that could solve differential equations with as many as 18 independent variables. An offshoot of the work at MIT...

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Portal:Aviation/Anniversaries/January 1
Minggu, 2023-04-16 16:57:51

Street, Manchester. 1903 – Konstantin Tsiolkovsky deduces the Basic Rocket Equation in his article Explorations of outer space with the help of reaction apparatuses...

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Portal:Physics/2007 Selected articles
Sabtu, 2023-07-29 10:22:12

semiclassical models, in which light is still described by Maxwell's equations but the material objects that emit and absorb light are quantized. Although...

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Portal:Weather/Did you know/Archive
Selasa, 2022-08-09 21:40:32

are magicians with the power to control the weather? ...that the omega equation is essential to numerical weather prediction? ...that a fallstreak holes...

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Portal:Beer/Selected article
Jumat, 2021-12-17 19:04:50

chemical reaction conducted by the yeast may be represented by the chemical equation C6H12O6 → 2 CH3CH2OH + 2 CO2 The process of culturing yeast under conditions...

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Portal:Scotland/Selected article/2016
Sabtu, 2023-07-29 10:24:20

magnetism, and light as manifestations of the same phenomenon. Maxwell's equations for electromagnetism have been called the "second great unification in...

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Portal:Germany/Selected article/2007
Rabu, 2007-02-14 20:37:56

formulated a suitable classification of exact solutions to Einstein's field equations and proved the Ehlers–Geren–Sachs theorem that justifies the application...

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Portal:Physics/Anniversaries
Sabtu, 2023-12-09 19:29:08

principle behind the electric motor). - September 1911 - The Sackur-Tetrode Equation is published in Annalen der Physik. 29 September 1904 - Nature publishes...

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Portal:History of science/Selected anniversaries/September
Rabu, 2020-09-02 16:27:26

the Inertia of a Body Depend Upon Its Energy Content?", introducing the equation E=mc² 1911 - Death of Auguste Michel-Lévy, French geologist (b. 1844) 1919...

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Portal:Biography/Selected article
Jumat, 2013-12-20 06:23:51

equivalence formula E = mc2 (which has been dubbed "the world's most famous equation"), he received the 1921 Nobel Prize in Physics "for his services to theoretical...

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Portal:Electronics/Selected article
Rabu, 2022-01-19 03:21:00

square metres, d is the separation between the electrodes in metres. The equation is a good approximation if d is small compared to the other dimensions...

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Portal:Mathematics/Did you know archive
Minggu, 2019-02-17 09:39:49

involving only polynomials and radicals for solving an arbitrary quintic equation? Portal:Mathematics/Did_you_know/7: ...that Euler found 59 more amicable...

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Portal:England/Selected biography/Archive
Kamis, 2014-12-04 22:34:34

University. Among other discoveries, he formulated the so-called Dirac equation, which describes the behavior of fermions and which led to the prediction...

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Portal:Arithmetic
Senin, 2023-04-03 07:43:44

of linear and quadratic equations. One of his achievements in algebra was his demonstration of how to solve quadratic equations by completing the square...

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Portal:Germany/Selected article
Jumat, 2019-11-29 05:16:07

formulated a suitable classification of exact solutions to Einstein's field equations and proved the Ehlers–Geren–Sachs theorem that justifies the application...

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Portal:Capitalism/Selected quote
Kamis, 2018-08-30 20:37:55

focus narrowly on GDP growth 14.Needs to bring social values and happiness into the market equation ” — Philip Kotler (1931) Confronting Capitalism , 2015...

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Portal:Mathematics/Recognized content
Sabtu, 2026-06-06 16:19:38

reflection group Parallelohedron Paterson's worms Patterns in nature Pell's equation Penrose tiling Pentagonal bipyramid Pentagonal pyramid Perfect graph Perles...

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Portal:1920s/Selected biography
Selasa, 2020-03-31 03:00:32

arises from special relativity, has been called "the world's most famous equation". He received the 1921 Nobel Prize in Physics for "his services to theoretical...

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Portal:Mathematics/Featured article archive
Minggu, 2017-10-15 20:30:36

2007-W16 → SA32 Continuum hypothesis 09 April 2007-W15 → SA31 Quadratic equation 02 April 2007-W14 → SA30 Homotopy groups of spheres 26 March 2007-W13 →...

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Portal:Aviation/Anniversaries/January
Rabu, 2013-12-04 13:54:11

Street, Manchester. 1903 – Konstantin Tsiolkovsky deduces the Basic Rocket Equation in his article Explorations of outer space with the help of reaction apparatuses...

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Portal:Stars/Selected article
Minggu, 2019-04-28 05:58:35

spherically symmetric. It contains four basic first-order differential equations: two represent how matter and pressure vary with radius; two represent...

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Portal:Socialism/Selected quote
Senin, 2017-10-02 23:54:14

making real socialism possible. The result was not a struggle, but an equation of real nationalism with real socialism, a synopsis with foundations. Germany...

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Portal:Germany/Selected article/2006
Rabu, 2007-02-14 20:39:08

interpretation of the probability density function for ψ*ψ in the Schrödinger equation, for which he was awarded the Nobel Prize in 1954. His influence extended...

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Portal:Scotland/Selected biographies
Rabu, 2025-05-07 22:51:32

and light as different manifestations of the same phenomenon. Maxwell's equations for electromagnetism achieved the second great unification in physics...

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Portal:Physics/News/Archive
Kamis, 2026-01-22 03:50:50

Nobel Prize awarded for insights into light (4 October 2005) Einstein's equation turns 100 (27 September 2005) Insights on nutrient traffic in living cells...

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Portal:Japan/Anniversaries/June
Jumat, 2013-09-20 18:35:54

actor 1990 - The Sxplay, singer Film and television 2013 - Midsummer's Equation, a police procedural film starring Masaharu Fukuyama, Yuriko Yoshitaka...

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Portal:Physics/2010 Selected articles
Sabtu, 2023-07-29 10:22:23

according to the theory of relativity, this value appears in the famous equation of E = mc2. This invariance of the speed of light was postulated by Albert...

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Portal:Austria/Selected biography
Minggu, 2020-06-07 15:02:18

number of important contributions to physics, especially the Schrödinger equation, for which he received the Nobel Prize in Physics in 1933. In 1935, after...

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Portal:Aviation/Aviation Topics
Sabtu, 2025-12-06 04:19:01

Performance Reciprocating engine Turbofan Turboprop Aeronautics Bernoulli's equation Center of pressure Drag Flight Lift Speed of sound Supersonic Thrust Weight...

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Portal:Aviation/Categories and Main topics
Kamis, 2024-04-11 14:13:19

Performance Reciprocating engine Turbofan Turboprop Aeronautics Bernoulli's equation Center of pressure Drag Flight Lift Speed of sound Supersonic Thrust Weight...

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Portal:Speculative fiction/Upcoming/Archives/2012
Sabtu, 2026-02-28 18:48:13

by Yasmine Galenorn October 30: Star Trek: The Next Generation: Cold Equations Book 1: The Persistence of Memory by David Mack October 30: The Sword...

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Portal:Chemistry/Textbook
Senin, 2026-01-12 22:41:12

insoluble - ionic dissociation - ionic equation - limiting reactant - molecular equation - net ionic equation - neutral solution - neutralization reaction...

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Portal:Illinois/News/Archive
Sabtu, 2025-10-04 22:04:29

Challenge wins the Mackinac Trophy and Bill Alcott and Tom Anderson's Equation wins the Mackinac Cup in the 110th Chicago Yacht Club Race to Mackinac...

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Portal:Rivers/Topics
Rabu, 2021-06-23 12:33:16

law Baseflow Bradshaw model Discharge (hydrology) Drainage density Exner equation Groundwater model Hack's law Hjulström curve Hydrograph Hydrological model...

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Portal:Speculative fiction/Upcoming/Archives
Jumat, 2012-01-13 12:25:28

by Yasmine Galenorn October 30: Star Trek: The Next Generation: Cold Equations Book 1: The Persistence of Memory by David Mack October 30: The Sword...

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Portal:Socialism/Selected quote/19
Minggu, 2018-09-23 18:25:07

making real socialism possible. The result was not a struggle, but an equation of real nationalism with real socialism, a synopsis with foundations. Germany...

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Portal:Capitalism/Selected quote/45
Selasa, 2016-10-18 09:13:54

focus narrowly on GDP growth 14.Needs to bring social values and happiness into the market equation ” — Philip Kotler (1931) Confronting Capitalism , 2015...

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Portal:Poland/New article announcements/Archive 3
Rabu, 2024-09-25 05:51:22

Plan by Piotrus (talk · contribs) started at 20:59, 1 June 2007 Huber's equation by Greg park avenue (talk · contribs) started at 19:56, 1 June 2007 Marcin...

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Portal:Weather/Selected article
Minggu, 2020-10-11 23:32:15

the atmosphere, the massive computational power required to solve the equations that describe the atmosphere, error involved in measuring the initial...

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Portal:Current events/March 2023
Senin, 2024-01-01 07:40:07

theory for nonlinear partial differential equations including free-boundary problems and the Monge–Ampère equation". He becomes the first Latin American to...

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Portal:Weather/Things you can do/Citations
Selasa, 2025-12-02 08:33:00

Glory (optical phenomenon) Glossary of tropical cyclone terms Goff–Gratch equation Graupel Great Appalachian Storm of 1950 Great Coastal Gale of 2007 Great...

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