** In order theory, see order automorphism.

** Microevolution: species — speciation — adaptation — selection — natural selection — directional selection — sexual selection — genetic drift — sexual reproduction — asexual reproduction — colony — allele frequency — neutral theory of molecular evolution — population genetics — Hardy-Weinberg principle

** Quantum chromodynamics, a theory of the strong interaction ( color force )

** Dual ( category theory ), a formalization of mathematical duality

** LTI system theory

** electron theory of metals

** Backward induction in game theory and economics

** for his profound contributions to three major areas of operations research and management science: inventory theory, dynamic programming and lattice programming.

** in recognition of his fundamental contributions to game theory and related areas

** for his contributions to queueing theory, applied probability and stochastic modelling

** Limit ( category theory )

** Most forms of cognitivism hold that some such propositions are true, as opposed to error theory, which asserts that all are erroneous.

** Error theory, another form of moral anti-realism, holds that although ethical claims do express propositions, all such propositions are false.

** In topos theory, the ( codomain of the ) subobject classifier of an elementary topos.

** In group theory, the omega and agemo subgroups of a p-group, Ω ( G ) and ℧( G )

** In number theory, Ω ( n ) is the number of prime divisors of n.

** In relational database theory to represent NULL, a missing or inapplicable value.

** In set theory, the first uncountable ordinal number ( more commonly written as ω < sub > 1 </ sub >)

** In number theory, ω ( n ) is the number of distinct prime divisors of n.

** In number theory, an arithmetic function

** the ultraproduct, in model theory.

** General relativity, Albert Einstein's theory of gravitation

** Special relativity, a theory formulated by Albert Einstein, Henri Poincaré, and Hendrik Lorentz

** Constructionism ( learning theory )

** What is truth?

** meaning, sense, entailment, truth condition, compositionality

** Moral relativism maintains that all moral judgments have their origins either in societal or in individual standards, and that no single objective standard exists by which one can assess the truth of a moral proposition.

** Correspondence theory of truth

** Deflationary theory of truth

** Identity theory of truth

** Revision theory of truth

** Tarski's definition of truth

** Axiomatic theories of truth

** truth skepticism-Questions the possibility of true knowledge, but not of justified knowledge

** On the other hand, in the Crusade episode Visitors From Down the Street, Captain Matthew Gideon would launch a full spread of modified probes ( uploaded with considerable information about Earth and other Interstellar Alliance worlds, and about certain recent events which had transpired aboard the EAS Excalibur ) at a pre-hyperspace planet where Humans had been cast ( by the local government ) in a role reminiscent of the Grey Aliens in our culture, in order to expose the locals to the truth.

** Debwewin ( truth )

** Edith Ann – A child who ended each of her short monologues with: " And that's the truth ", followed by " Pbbbt!

** The Testimony of truth

** truth

** Trosglwyddo ' r Gwirionedd (' Transferring the truth ')-cassette EP ; c. 1983

** March 19-Protest " against the suppression of truth about the Philippines "

** Chris Espinosa described Sculley's ouster of Jobs, saying " The grandiose plans of what Macintosh was going to be were just so far out of whack with the truth of what the product was doing.

** Propositional formula-a type of syntactic formula which is well formed and has a truth value ; i. e., an assertion formulated in such a way that it may be proven true or false

** His direct instruction is found in the Word of the Old and New Testament, and the Word of His Second Coming, written through Emanuel Swedenborg, who was prepared mentally and spiritually by the Lord to receive the Revelation of the Lord's Holy Spirit, which reveals the answers to the mysteries of faith, leads into all truth, and speaks of the Father plainly.

** The New Church is not seen as a denomination of traditional Christianity, but rather, the True Christianity, which the Lord has come to establish by means of His Holy Spirit, which leads into all truth.

** Book Twelve, Sons of Destiny, Darren faces the Lord of the Vampaneze for a final fight, and learns the truth about his parentage.