Psychology Dictionary of Arguments

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Symmetries: Symmetry is an expression for the invariance of properties that are subjected to transformation such as mirroring, rotation, or displacement or repetition. Applied to theories and systems, the presence of symmetries makes greater simplicity possible.
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Annotation: The above characterizations of concepts are neither definitions nor exhausting presentations of problems related to them. Instead, they are intended to give a short introduction to the contributions below. – Lexicon of Arguments.

 
Author Concept Summary/Quotes Sources

Bertrand Russell on Symmetries - Dictionary of Arguments

Russell, Bertrand. ABC der Relativitätstheorie, Frankfurt/M. 1989
II 64
Symmetry/Time Dilatation/Relativity Theory/Special Relativity Theory/Russell: for the stationary observer the movements of the astronauts appear slower - Symmetric: for the astronaut our movements appear just slowed but not faster.
II 154
Mirror/Russell: an event is always embedded in a group. Changes to an object affect the entire group. Mirror Image: here there is no cohesive group.
>Symmetries/Feynman.


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Explanation of symbols: Roman numerals indicate the source, arabic numerals indicate the page number. The corresponding books are indicated on the right hand side. ((s)…): Comment by the sender of the contribution. Translations: Dictionary of Arguments
The note [Concept/Author], [Author1]Vs[Author2] or [Author]Vs[term] resp. "problem:"/"solution:", "old:"/"new:" and "thesis:" is an addition from the Dictionary of Arguments. If a German edition is specified, the page numbers refer to this edition.

Russell I
B. Russell/A.N. Whitehead
Principia Mathematica Frankfurt 1986

Russell II
B. Russell
The ABC of Relativity, London 1958, 1969
German Edition:
Das ABC der Relativitätstheorie Frankfurt 1989

Russell IV
B. Russell
The Problems of Philosophy, Oxford 1912
German Edition:
Probleme der Philosophie Frankfurt 1967

Russell VI
B. Russell
"The Philosophy of Logical Atomism", in: B. Russell, Logic and KNowledge, ed. R. Ch. Marsh, London 1956, pp. 200-202
German Edition:
Die Philosophie des logischen Atomismus
In
Eigennamen, U. Wolf (Hg), Frankfurt 1993

Russell VII
B. Russell
On the Nature of Truth and Falsehood, in: B. Russell, The Problems of Philosophy, Oxford 1912 - Dt. "Wahrheit und Falschheit"
In
Wahrheitstheorien, G. Skirbekk (Hg), Frankfurt 1996


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