Theory of relativity (4563 bytes)
1: ...ce intervals for the same events, but the content of physical law will be observed the same by both.
3: ==Special relativity==
4: ... motion". The theory postulates that the [[speed of light]] in vacuum will be the same for these obse...
6: One of the strengths of special relativity is that it can be derived from only a few premise...
8: * The speed of [[light]] in vacuum is a constant and is equal to...

Relativity (1025 bytes)
1: In physics, the term '''relativity''' is used in several related contexts:
3: ...hich was the postulate that claimed that the laws of physics be the same for all observers, and advoca...
4: ...e" is only meaningful if qualified by theories of relativity that defines the general context for the frame.
6: ...concrete, testable consquences, while the purpose of relativism is very different, namely to question ...

Knowledge relativity (481 bytes)
3: ...firms). This relational and subject-oriented view of [[knowledge]] is an alternative to the objectivis...
5: ...ttp://hoffmann.org/ the introduction of knowledge relativity as a notion]

Principle of relativity (1792 bytes)
1: ...made by another observer. Several principles of "relativity" have been developed, starting with the Galilean ...
3: ...e relative velocity between the observers' frames of reference. The measurements made by one can be t...
5: ..., ''see'' [[theory of relativity]] and [[special relativity]].
7: ...the principle of relativity to accelerated frames of reference in a gravity field.
9: [[Category:Relativity]]

Relativity (M. C. Escher) (1131 bytes)
1: ...image:Escher's_Relativity.jpg|right|thumb|350px|''Relativity'']]
2: '''''Relativity''''' is a [[Lithography|lithograph]] print by the...
4: ... several figures walking along the various angles of the structure. What are walls to some figures oth...
6: ... be the center of an idyllic community, with most of its inhabitants casually strolling and one dining...
8: ...most popular works and has been used in a variety of ways, both artistically and scientifically.

Special relativity (43478 bytes)
1: ...later, Einstein published the theory of [[general relativity]], which incorporates gravitation.
3: == Motivation for the theory of special relativity ==
5: ...e common sense today. Galileo produced five laws of motion.
7: ...roved set of equations containing only three laws of motion.
9: ...introduce the idea of a detectable absolute frame of reference, one that is stationary with respect to...

General relativity (23161 bytes)
1: ...on and [[acceleration]] as different perspectives of the same thing, and which was originally stated b...
3: ...ity]] to the case of uniformly accelerated motion of the reference frame.''
5: ...ental error or a demonstration that the theory of relativity was wrong or incomplete.
9: ...e does not uniquely determine the field equations of curved spacetime, and there is a parameter known ...
11: ...heory of gravity radically different from general relativity is necessary. (For example, the [[Allais effect]]...

Doubly-special relativity (1543 bytes)
1: ... transformations. There exist proposals that this theory may be related to [[loop quantum gravity]].
3: ... the motivations for this work is the observation of high-energy [[cosmic ray]]s that appear to violat...
6: ...red a promising approach by a majority of members of the [[high-energy physics]] community.
9: * Giovanni Amelino-Camelia, "Doubly-Special Relativity: First Results and Key Open Problems." ''Int. J. ...
10: * Giovanni Amelino-Camelia, ''Doubly-Special Relativity.''' http://lanl.arxiv.org/abs/gr-qc/0207049, a no...

Principle of linguistic relativity (1216 bytes)
1: ...stic relativity''' is [[Benjamin Whorf]]'s theory of the way in which an individual's thoughts are inf...
3: ...any other hypotheses, and that if this particular theory was being attributed to him then surely he had th...
5: ...it is doubtful that he intended this in the sense of [[determinism]] as the term is understood in [[ph...
7: ...principle, among other ideas, to invent a variety of things like [[hypertext]], the [[graphical user i...

Consequences of Special Relativity (2946 bytes)
4: ...n}</math>) could be figured using the Pythagorean Theory (<math>a^2+b^2=c^2</math>):
10: ...hip were not moving, then based on the definition of speed:
14: If the clock were moving, then the speed of the photon towards the opposite mirror (<math>v_{...
16: Since we don't want to deal with the length of the ship, but rather, the time interval, we rearr...
20: ...^2}</math> by factoring the <math>c^2</math> out of the <math>\sqrt{c^2-v_{ship}^2}</math> to get <ma...

Classical tests of general relativity (7778 bytes)
1: ...rimental verification of the theory of [[general relativity]] about gravitational interaction.
2: ...f experiments are proposed soon after publication of the [[Einstein field equations]] in [[1916]], a f...
5: # '''Deflection of light''' (when light passes near a mass concentra...
6: ...anet Mercury''' (the deviation from Kepler-orbits of a test mass (such as a planet) around a massive o...
11: ...[gravitational redshift]] is a simple consequence of the

Timeline of gravitational physics and relativity (6163 bytes)
1: ...ravitational physics]] and [[relativity (general)|relativity]]'''
3: ...Galileo Galilei]] induces the period relationship of a [[pendulum]] from observation (according to lat...
5: ...cted) based on [[density]] rather than [[weight]] of objects.
7: ...ents with [[inclined plane]]s and induces the law of falling objects.
8: ...lei arrives a mathematical formulation of the law of falling objects based on his earlier experiments.

List of mathematical topics in relativity (1727 bytes)
1: ... of mathematical topics in [[relativity (physics)|relativity]]''', by Wikipedia page.
3: ==[[Special relativity]]==
6: **[[principle of relativity]]
7: **[[speed of light]]
26: ==[[General relativity]]==

F-theory (1262 bytes)
1: ... arises as the group of [[large diffeomorphism]]s of the two-dimensional [[torus]].
3: ...nd F-theory on K3 is dual to [[heterotic string]] theory on a two-torus. (Eight dimensions are large.)
5: ...for "Father" much like the "M" in [[M-theory]] is often taken to stand for "Mother".
7: [[Category:String theory]]

The Theory of Everything (1508 bytes)
1: ...the four [[fundamental force|fundamental forces]] of nature: [[gravity]], the [[strong nuclear force]]...
3: ...s become a bit more pessimistic about the chances of that happening.
7: ...ou not to purchase this book in the belief that Professor Hawking was involved in its creation."''

Value theory (999 bytes)
1: ... or [[axiology]], concerns itself with the notion of goodness. It divides into [[ethics]], concerning ...
3: ... goodness, and these lead to very different kinds of statements.
5: ...ich seems to be a claim about the intrinsic value of their music.
7: ...d goodness at the page about [[Goodness and value theory]].

K-theory (2588 bytes)
1: ...s of ''K''-[[functor]]s, which contain useful but often hard-to-compute information.
3: ...]]. It played a big role in the proof around 1962 of the [[Atiyah-Singer index theorem|Index Theorem]]...
5: ...er a field are [[free module]]s; this resisted proof for 20 years.
7: ... was given by [[Daniel Quillen]] using [[homotopy theory]].
9: ...y [[quadratic form]] receive the general name ''L-theory''.

M-theory (6858 bytes)
1: ...ording to Dr. [[Edward Witten]], who proposed the theory, mathematical tools which have yet to be invented...
4: [[M-theory (simplified explanation)|M-theory simplified]] for a less technical article.
6: == M-theory's relation to superstrings and supergravity ==
7: ...limits are related to each other by the principle of [[Duality_(physics)|duality]]. Two physical theor...
9: ...IA string theory|Type IIA]] and [[type IIB string theory|IIB]] are related by [[T-duality]], as are the tw...

G theory (6993 bytes)
1: {{wrongtitle|title=''g'' theory}}
3: ...'' is the general [[factor]] common to the scores of all [[intelligence test]]s.
5: == History of ''g'' ==
6: ...llustration of Spearman's two-factor intelligence theory. Each small oval is a hypothetical mental test. T...
7: ...ns performance on all cognitive tasks. Spearman's theory proved too simple, however, as it ignored group f...

Theory X and theory Y (7375 bytes)
1: '''Theory X''' and '''theory Y''' are theories of human motivation developed by [[Douglas McGregor]...
4: ==Theory X==
5: ...pan of control]] at each level. According to this theory employees will show little ambition without an en...
7: ... more [[authoritarian]] style based on the threat of punishment.
9: ==Theory Y==

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