endofunction
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Endofunction — In mathematics, an endofunction is a function whose codomain is a subset of its domain.Let S be an arbitrary set. Among endofunctions on S one finds permutations of S and constant functions associating to each xin S a given cin S. Every… … Wikipedia
List of mathematics articles (E) — NOTOC E E₇ E (mathematical constant) E function E₈ lattice E₈ manifold E∞ operad E7½ E8 investigation tool Earley parser Early stopping Earnshaw s theorem Earth mover s distance East Journal on Approximations Eastern Arabic numerals Easton s… … Wikipedia
involution — noun /ɪnvəˈluːʃən/ a) entanglement; a spiralling inwards; intricacy , 1968: ‘Gomez,’ said the mortician, ‘is an expert only on the involutions of his own rectum.’ Anthony Burgess, Enderby Outside b) An endofunction whose square is equal to the… … Wiktionary
