Aristotle, commentaries on See COMMENTARIES ON. ARISTOTL.

arithmetic hierarchy See HIERARCHY.

arity See DEGREE.

Arius See ARIANISM.

Arminianism See ARMINIUS.

Arminius Jacobus (1560–1609), Dutch theologian who, as a Dutch Reformed pastor...

Armstrong David M. (b.1926), Australian philosopher of mind and metaphysician, and...

Arnauld Antoine (1612–94), French theologian and philosopher, perhaps the most important...

Arouet, François-Marie See VOLTAIRE.

a round See Appendix of Special Symbols.

arrow paradox See ZENO'S PARADOXES. Arrow's paradox, also called Arrow's (impossibility) theorem,...

Arrow’s theorem See ARROW's PARADOX.

art, philosophy of See AESTHETICS.

art, representational theory of See MIMESIS.

artifactuality See INSTITUTIONAL THEORY OF ART.

artificial intelligence also called AI, the scientific effort to design and build...

artificial language See FORMAL LANGUAGE, PHILOS-. OPHY OF LANGUAG. artificial life, an...

ascriptivism the theory that to call an action voluntary is not...

a se See ENS A SE.

aseity See DIVINE ATTRIBUTES, ENS A SE.

A-series See TIME.

Aspasius See COMMENTARIES ON ARISTOTLE.

aspectual action paradox See DEONTIC PARADOXES.

assent, notional See NEWMAN.

assent, real See NEWMAN.

assertability, warranted See DEWEY.

assertability conditions See MEANING.

assertion See PROPOSITION.

assertion sign See Appendix of Special Symbols.

assertoric See MODALITY.