it is not necessarily true
31David Kaplan (philosopher) — For other people of the same name, see David Kaplan (disambiguation). David Benjamin Kaplan (born 1933) is an American philosopher and logician teaching at UCLA. His philosophical work focuses on logic, philosophical logic, modality, philosophy… …
32Converse (logic) — In logic, the converse of a categorical or implicational statement is the result of reversing its two parts. For the implication P → Q, the converse is Q → P. For the categorical proposition All S is P, the converse is All P is S. In neither case …
33Legal fiction — In the common law tradition, legal fictions are suppositions of fact taken to be true by the courts of law, but which are not necessarily true. They typically are used to evade archaic rules of procedure or to extend the jurisdiction of the… …
34Eigenvalues and eigenvectors — For more specific information regarding the eigenvalues and eigenvectors of matrices, see Eigendecomposition of a matrix. In this shear mapping the red arrow changes direction but the blue arrow does not. Therefore the blue arrow is an… …
35Heliocentrism — Heliocentric redirects here. For the albums, see Heliocentric (Paul Weller album) and Heliocentric (The Ocean Collective album). Heliocentric Universe …
36Fallacy — In logic and rhetoric, a fallacy is usually incorrect argumentation in reasoning resulting in a misconception or presumption. By accident or design, fallacies may exploit emotional triggers in the listener or interlocutor (appeal to emotion), or… …
37Anglicanism — Part of a series on the Anglican Communion …
38Mereology — In philosophy and mathematical logic, mereology (from the Greek μέρος, root: μερε(σ) , part and the suffix logy study, discussion, science ) treats parts and the wholes they form. Whereas set theory is founded on the membership relation between a …
39Eigenvalue, eigenvector and eigenspace — In mathematics, given a linear transformation, an Audio|De eigenvector.ogg|eigenvector of that linear transformation is a nonzero vector which, when that transformation is applied to it, changes in length, but not direction. For each eigenvector… …
40Nearring — In mathematics, a near ring (also near ring or nearring) is an algebraic structure similar to a ring, but that satisfies fewer axioms. Near rings arise naturally from functions on groups. Contents 1 Definition 2 Mappings from a group to itself 3 …
