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Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,625 Citations 34,852 Keywords Indexed 4 Evidence Tiers

3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.

4 results for "Ludwig Wittgenstein"

P_5_09 Verified Philosophy & Meaning

P_5_09 — Wittgenstein: Language Games, Tractatus, and Investigations

Ludwig Josef Johann Wittgenstein (1889-1951) is unique in the history of philosophy for having produced two profoundly influential but largely incompatible philosophical systems. His first major work, the Tractatus Logic

Wittgenstein Ludwig Wittgenstein Tractatus Logico-Philosophicus Philosophical Investigations language games picture theory

P_5_05 Verified Philosophy & Meaning

P_5_05 — Philosophy of Language

The philosophy of language asks: How do words and sentences get their meaning? How does language connect to reality? Can thought exist without language? Is meaning determined by the speaker's intention, by social convent

philosophy of language meaning reference sense Frege Russell

ZE_1_13 Verified Ethics & Applied Philosophy

ZE_1_13 — Philosophy of Play, Games, and the Sacred Ludic

The philosophy of play examines one of humanity's most fundamental yet philosophically neglected activities. Johan Huizinga (Homo Ludens, 1938) argued that play is not merely one activity among others but the foundation

philosophy of play Huizinga homo ludens Caillois games sacred play

ZA_4_07 Credible Physics & Quantum

ZA_4_07 — Boltzmann Brains and Statistical Mechanics Paradoxes

The Boltzmann brain paradox reveals a deep tension between statistical mechanics and cosmology. Ludwig Boltzmann (1896) suggested that the low entropy of the observable universe might be a rare thermal fluctuation from e

Boltzmann brain statistical mechanics entropy thermodynamic fluctuation cosmological constant de Sitter space

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