closed disk

closed disk

[¦klōzd ′disk]
(mathematics)
A circle and its interior. Also known as disk.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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The function [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII], [gamma] [not equal to] 0 is univalent in U iff [gamma] is either in closed disk [absolute value of [gamma] - 1] [less than or equal to] 1 or in the closed disk [[absolute value of [gamma] + 1] [less than or equal to] 1.
lb), where [B.sub.R] [subset] [R.sup.2] is a closed disk of radius R centred at the origin O, whereas {[Z.sub.1],[Z.sub.2], ...,[Z.sub.N]} represent N independent and identically distributed (i.i.d.) uniform random (UR) points in [B.sub.R], and