non-enumerable set
121Structure (mathematical logic) — In universal algebra and in model theory, a structure consists of a set along with a collection of finitary operations and relations which are defined on it. Universal algebra studies structures that generalize the algebraic structures such as… …
122Outline of discrete mathematics — The following outline is presented as an overview of and topical guide to discrete mathematics: Discrete mathematics – study of mathematical structures that are fundamentally discrete rather than continuous. In contrast to real numbers that have… …
123Alan Turing — Turing redirects here. For other uses, see Turing (disambiguation). Alan Turing Turing at the time of his election to Fellowship of the Royal Society …
124Axiology — (from Greek ἀξίᾱ, axiā, value, worth ; and λόγος, logos) is the philosophical study of value. It is either the collective term for ethics and aesthetics[1] philosophical fields that depend crucially on notions of value or the foundation for these …
125Paradox — For other uses, see Paradox (disambiguation). Further information: List of paradoxes A paradox is a seemingly true statement or group of statements that lead to a contradiction or a situation which seems to defy logic or intuition. Typically,… …
126Reference — For help in citing references, see Wikipedia:Citing sources. For the Wikipedia Reference Desk, see Wikipedia:Reference desk. Reference is derived from Middle English referren, from Middle French rèférer, from Latin referre, to carry back , formed …
127Alonzo Church — This article is about the mathematician and logician. For the president of the University of Georgia, see Alonzo S. Church. Alonzo Church Alonzo Church (1903–1995) …
128Deductive reasoning — Deductive reasoning, also called deductive logic, is reasoning which constructs or evaluates deductive arguments. Deductive arguments are attempts to show that a conclusion necessarily follows from a set of premises or hypotheses. A deductive… …
