finitary proof See HILBERT'S PROGRAM.

first actualization See ARISTOTLE.

first cause See PRIME MOVER.

first cause argument See PHILOSOPHY OF RELIGION.

first imposition See IMPOSITION.

first intention See IMPOSITION.

first law of thermodynamics See ENTROPY.

first limit theorem See PROBABILITY.

first mover See PRIME MOVER.

firstness See PEIRCE.

first-order See ORDER.

first-order logic See FORMAL LOGIC, ORDER, SEC -. OND -ORDER LOGI. first...

first potentiality See ARISTOTLE.

fitness See PHILOSOPHY OF BIOLOGY.

five phases See WU-HSING.

Five Ways See AQUINAS.

Fludd Robert (1574–1637), English physician and writer. Influenced by Paracelsus, hermetism,...

fluxion See CALCULUS.

flying arrow paradox See ZENO'S PARADOXES.

focal meaning See ARISTOTLE.

Fodor Jerry A. (b.1935), influential contemporary American philosopher of psychology, known...

folk psychology in one sense, a putative network of principles constituting a...

Fonseca Pedro da (1528–99), Portuguese philosopher and logician. He entered the...

Fontenelle Bernard Le Bovier de (1657–1757), French writer who heralded the...

Foot Philippa (b.1920), British philosopher who exerted a lasting influence on...

force, illocutionary See PHILOSOPHY OF LANGUAGE,. SPEECH ACT THEOR. forcing, a method...

Fordyce David (1711–51), Scottish philosopher and educational theorist whose writings were...

foreknowledge, divine See DIVINE FOREKNOWL -. EDG. form, in metaphysics, especially Plato's...

form, aesthetic See AESTHETIC FORMALISM, AES -. THETIC.

form, grammatical See LOGICAL FORM.