Here you will find one or more explanations in English for the word **Concave**.
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Concave

Concave Con"cave (k[o^][ng]*k[=a]*v" or k[o^]n"-; 277), a. [L. concavus; con- + cavus hollow: cf. F. concave. See Cave a hollow.] 1. Hollow and curved or rounded; vaulted; -- said of the interior of a curved surface or line, as of the curve of the of the inner surface of an eggshell, in opposition to convex; as, a concave mirror; the concave arch of the sky. 2. Hollow; void of contents. [R.] As concave . . . as a worm-eaten nut. --Shak.

Concave Con"cave (k[o^][ng]*k[=a]*v" or k[o^]n"-; 277), a. [L. concavus; con- + cavus hollow: cf. F. concave. See Cave a hollow.] 1. Hollow and curved or rounded; vaulted; -- said of the interior of a curved surface or line, as of the curve of the of the inner surface of an eggshell, in opposition to convex; as, a concave mirror; the concave arch of the sky. 2. Hollow; void of contents. [R.] As concave . . . as a worm-eaten nut. --Shak.

Concave

Concave Con"cave, n. [L. concavum.] 1. A hollow; an arched vault; a cavity; a recess. Up to the fiery concave towering hight. --Milton. 2. (Mech.) A curved sheath or breasting for a revolving cylinder or roll.

Concave Con"cave, n. [L. concavum.] 1. A hollow; an arched vault; a cavity; a recess. Up to the fiery concave towering hight. --Milton. 2. (Mech.) A curved sheath or breasting for a revolving cylinder or roll.

Concave

Concave Con"cave, v. t. [imp. & p. p. concaved; p. pr. & vb. n. Concaving.] To make hollow or concave.

Concave Con"cave, v. t. [imp. & p. p. concaved; p. pr. & vb. n. Concaving.] To make hollow or concave.

- Concave means curving in or hollowed inward, as opposed to convex. Concave may refer to: Concave function, the negative of a convex function Concave lens...

- A simple polygon that is not convex is called concave, non-convex or reentrant. A concave polygon will always have at least one reflex interior angle—that...

- mathematics, a concave function is the negative of a convex function. A concave function is also synonymously called concave downwards, concave down, convex...

- Convex and Concave is a lithograph print by the Dutch artist M. C. Escher, first printed in March 1955. It depicts an ornate architectural structure with...

- lens with two concave surfaces is biconcave (or just concave). If one of the surfaces is flat, the lens is plano-convex or plano-concave depending on the...

- reflecting surface. The surface may be either convex (bulging outward) or concave (recessed inward). Most curved mirrors have surfaces that are shaped like...

- function whose graph is shaped like a cup ∪ {\displaystyle \cup } , while a concave function's graph is shaped like a cap ∩ {\displaystyle \cap } . Convex...

- a convex polygon is sometimes called a concave polygon, and some sources more generally use the term concave set to mean a non-convex set, but most authorities...

- is quasiconvex. A concave function can be quasiconvex. For example, x ↦ log ( x ) {\displaystyle x\mapsto \log(x)} is both concave and quasiconvex. Any...

- (self-intersecting, or crossed). Simple quadrilaterals are either convex or concave. The interior angles of a simple (and planar) quadrilateral ABCD add up...

- A simple polygon that is not convex is called concave, non-convex or reentrant. A concave polygon will always have at least one reflex interior angle—that...

- mathematics, a concave function is the negative of a convex function. A concave function is also synonymously called concave downwards, concave down, convex...

- Convex and Concave is a lithograph print by the Dutch artist M. C. Escher, first printed in March 1955. It depicts an ornate architectural structure with...

- lens with two concave surfaces is biconcave (or just concave). If one of the surfaces is flat, the lens is plano-convex or plano-concave depending on the...

- reflecting surface. The surface may be either convex (bulging outward) or concave (recessed inward). Most curved mirrors have surfaces that are shaped like...

- function whose graph is shaped like a cup ∪ {\displaystyle \cup } , while a concave function's graph is shaped like a cap ∩ {\displaystyle \cap } . Convex...

- a convex polygon is sometimes called a concave polygon, and some sources more generally use the term concave set to mean a non-convex set, but most authorities...

- is quasiconvex. A concave function can be quasiconvex. For example, x ↦ log ( x ) {\displaystyle x\mapsto \log(x)} is both concave and quasiconvex. Any...

- (self-intersecting, or crossed). Simple quadrilaterals are either convex or concave. The interior angles of a simple (and planar) quadrilateral ABCD add up...

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