biconvexity


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biconvex

bi·con·vex

 (bī′kŏn-vĕks′, bī-kŏn′vĕks′)
adj.
Convex on both sides or surfaces: a biconvex disk.

bi′con·vex′i·ty (-vĕk′sĭ-tē) n.

biconvexity

(ˌbaɪkənˈvɛksɪtɪ)
n
the characteristic of having two convex surfaces
References in periodicals archive ?
Since biconvexity is a linear condition, the intersection I(w) [intersection] U is biconvex, and hence there is an element w' [member of] [W.