Albert the Great; analogy; A proposition; assumption; baculum argumentum ad; Barbara; Baroco; begging the question; best of all possible worlds; biconditional; bivalence principle of; Bocardo; Bohr Niels Henrik David; Boyle Robert; Boyle Robert; Camenes; Camestres; categorical logic; categorical proposition; categorical syllogism; categorical term; category; category mistake; cause; Celarent; Cesare; circularity; clear and distinct; cognitive science; colour perception theories of; colour theories of; complex question; composition fallacy of; computation; computational architecture; computational models; concomitant variation method of; conditional; confirmation; connotation; consciousness objection; consequent; consistency; constant; contradictories; contraposition; contraries; converse accident; conversion; counterfactual; criterion; darii; datisi; decision procedure; de dicto - de re; deduction - induction; de facto - de jure; definite description; definition; de jure; denotation - connotation; denying the antecedent; de re; determinable - determinate; determinism; dianoia; difference method of; dimaris; direct realism; disamis; disjunctive normal form (DNF); disjunctive syllogism; disposition; distribution of terms; division - fallacy of; double negation; dynamical systems theory; empirical; experiment; experimentalism; explanation; falsifiability; Feynman Richard Phillips; Fibonacci; Ficino Marsillio; Fourier Jean - Baptiste Joseph; grue; heuristic; homological - heterological; Hume's argument against causation; hypothesis; hypothetical deductive method; hypothetical syllogism - HS; identity; ignorance appeal to; ignoratiam argumentum ad; ignoratio elenchi; illicit major; illicit minor; immediate inference; incommensurability; incorrigible; indexical; indirect proof; individual constant; individuals; individual variable; indubitable; ineffable; inference; infinite regress; informal fallacy; informative use of language; ingenium; intrinsic - extrinsic; intuitionism; I proposition; irrelevant conclusion; major premise; major term; material equivalence; material implication; meaning; methods of Mill; middle term; minor premise; minor term; modus ponens; modus tollens; mood and figure; O proposition; objective - subjective; objective - subjective; operationalism; O proposition; phenomenalism; physicalism; positivism; scientism; semantic theory of truth; simplification; symbols - logical; theory laden; theory neutral; time; transposition; tu quoque; types - theory of; underdetermination; undistributed middle; uniformity of nature; universal generalization; universal proposition; universals problem of; vagueness; valid - invalid; verbal dispute; verecundiam - argumentum ad; verifiability principle; veritas; Zeit;