Philosophy Dictionary of ArgumentsHome | |||
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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._____________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 |
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B. 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._____________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 |