凹函数 ... 凹函数 （英語： Concave function）是指 下境圖 [註 1] 为 凸集 的一类函数。

Definition of concave adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Therefore, a concave body may be virtually cut into several convex subbodies at the stage of creating the geometry model of the body.

Concave 是英语多词性术语，作形容词时意为“凹的、凹面的”，作名词指“凹面”，作动词表示“使变凹形”。 其英式发音为 [kɒn'keɪv]，美式发音为 [kɑn'kev]，常见于数学、光学及工程等领域。

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Illustrated definition of Concave: Curved inwards. Example: A polygon (which has straight sides) is concave when there are dents or indentations...

In mathematics, a concave function is one for which the function value at any convex combination of elements in the domain is greater than or equal to that convex combination of those domain …

The concavity of the graph of a function refers to the curvature of the graph over an interval; this curvature is described as being concave up or concave down.

The meaning of CONCAVE is hollowed or rounded inward like the inside of a bowl. How to use concave in a sentence.