non-standard analysis See MATHEMATICAL ANALY -. SI.

non-standard interpretation See FORMAL SEMAN -. TIC.

non-standard model See STANDARD MODEL.

non-standard semantics See SECOND-ORDER LOGIC.

non-symmetric See RELATION.

non-transitive See RELATION.

nonviolence the renunciation of violence in personal, social, or international affairs....

norm See BASIC NORM.

normal form a formula equivalent to a given logical formula, but having...

normative See DEFINIST.

normative ethics See ETHICS.

normative reason See REASONS FOR ACTION, REA -. SONS FOR BELIE.

normative relativism See RELATIVISM.

notation, logical See LOGICAL NOTATION.

notion See BERKELEY.

notional assent See NEWMAN.

notum per se (Latin 'known through itself'), self-evident. This term corresponds roughly to the...

noumenal world See KANT.

noumenon See KANT.

noûs Greek term for mind or the faculty of reason. Noûs...

Novalis pseudonym of Friedrich von Hardenberg (1772–1801), German poet and philosopher...

Nozick Robert (b.1938), American philosopher currently at Harvard University, best known...

n-tuple See SET THEORY.

null class See SET THEORY.

null relation See RELATION.

number See MATHEMATICAL ANALYSIS, PHILOSOPHY. OF MATHEMATICS , QUALITIE.

number, natural See MATHEMATICAL ANALYSIS,. MATHEMATICAL INDUCTIO.

number, rational See MATHEMATICAL ANALYSIS.

number, real See MATHEMATICAL ANALYSIS.

number, transcendental See MATHEMATICAL ANALY-. SI.