give an example
41Natural 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… …
42Dirac delta function — Schematic representation of the Dirac delta function by a line surmounted by an arrow. The height of the arrow is usually used to specify the value of any multiplicative constant, which will give the area under the function. The other convention… …
43List of heraldic charges — This article does not cover those charges which derive their shape in part from that of the field; see Ordinary (heraldry). Subordinary chargesA few simple charges are traditionally, and arbitrarily, classified among the subordinaries. (All other …
44Polyandry — Relationships Types …
45Lasers and aviation safety — Under certain conditions, laser light or other bright lights (spotlights, searchlights) directed at aircraft can be a hazard. The most likely scenario is when a bright visible laser light causes distraction or temporary flash blindness to a pilot …
46conservation — conservational, adj. /kon seuhr vay sheuhn/, n. 1. the act of conserving; prevention of injury, decay, waste, or loss; preservation: conservation of wildlife; conservation of human rights. 2. official supervision of rivers, forests, and other… …
47Blacks and The Church of Jesus Christ of Latter-day Saints — From the end of the nineteenth century until 1978, The Church of Jesus Christ of Latter day Saints did not allow black men of African descent to be ordained to the priesthood or allow black men or women of African descent to participate in temple …
48Breviary — • Evolution of the book, or set of books, containing the texts and rubrics of the canonical hours Catholic Encyclopedia. Kevin Knight. 2006. Breviary Breviary …
49illustrate — I (New American Roget s College Thesaurus) v. t. decorate; give as an example, exemplify; explain, clarify. See ornament, interpretation, painting, representation. II (Roget s IV) v. 1. [To make clear by illustration] Syn. exemplify, demonstrate …
50Field (mathematics) — This article is about fields in algebra. For fields in geometry, see Vector field. For other uses, see Field (disambiguation). In abstract algebra, a field is a commutative ring whose nonzero elements form a group under multiplication. As such it …
