decidability problem
51Philosophy of mathematics — The philosophy of mathematics is the branch of philosophy that studies the philosophical assumptions, foundations, and implications of mathematics. The aim of the philosophy of mathematics is to provide an account of the nature and methodology of …
52Logic — For other uses, see Logic (disambiguation). Philosophy …
53algorithm — algorithmic, adj. /al geuh ridh euhm/, n. a set of rules for solving a problem in a finite number of steps, as for finding the greatest common divisor. [1890 95; var. of ALGORISM, by assoc. with Gk arithmós number. See ARITHMETIC] * * * Procedure …
54Ludwig Wittgenstein — Wittgenstein redirects here. For other uses, see Wittgenstein (disambiguation). Ludwig Wittgenstein Photographed by Ben Richards Swansea, Wales, 1947 Born 26 April 1889 …
55Deductive 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… …
56Dialetheism — is the view that some statements can be both true and false simultaneously. More precisely, it is the belief that there can be a true statement whose negation is also true. Such statements are called true contradictions , or dialetheia.… …
57Inquiry — For other uses, see Public inquiry and Enquiry character. An inquiry is any process that has the aim of augmenting knowledge, resolving doubt, or solving a problem. A theory of inquiry is an account of the various types of inquiry and a treatment …
58Francisco Antônio Dória — Francisco Antônio de Moraes Accioli Dória (born 1945, Rio de Janeiro, Brazil) is a Brazilian mathematician, philosopher, and noted genealogist. Francisco Antônio Dória received his B.S. in Chemical Engineering from the Federal University at Rio… …
59Rule 184 — is a one dimensional binary cellular automaton rule, notable for solving the majority problem as well as for its ability to simultaneously describe several, seemingly quite different, particle systems:* Rule 184 can be used as a simple model for… …
60Natural deduction — In logic and proof theory, natural deduction is a kind of proof calculus in which logical reasoning is expressed by inference rules closely related to the natural way of reasoning. This contrasts with the axiomatic systems which instead use… …
