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Definition of concave adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Knowing the difference between concave vs. convex is important. Never stumble again by learning these basic differences between the two words.
Learn the difference between concave vs convex for lenses, mirrors, polygons, and mathematical functions. See how to remember the difference.
The meaning of CONCAVE is hollowed or rounded inward like the inside of a bowl. How to use concave in a sentence.
CONCAVE meaning: 1. curving in: 2. curving in: 3. curved inward: . Learn more.
A function f is concave over a convex set if and only if the function −f is a convex function over the set. The sum of two concave functions is itself concave and so is the pointwise minimum of two concave functions, i.e. the set of concave functions on a given domain form a semifield. Near a strict local maximum in the interior of the domain of a function, the function must be concave; as a ...
Define concave. concave synonyms, concave pronunciation, concave translation, English dictionary definition of concave. concave left to right: biconcave, plano-concave, and concavo-convex lenses adj. Curved like the inner surface of a sphere.
Illustrated definition of Concave: Curved inwards. Example: A polygon (which has straight sides) is concave when there are dents or indentations...
concave (comparative more concave, superlative most concave) Curved like the inner surface of a sphere or bowl. (geometry, not comparable, of a polygon) Not convex; having at least one internal angle greater than 180 degrees. (functional analysis, not comparable, of a real-valued function on the reals) Satisfying the property that all segments connecting two points on the function's graph lie ...