In mathematics, a concave function is the negative of a convex function. A concave function is also synonymously called concave downwards, concave down, convex upwards, convex cap or upper convex.
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Famous quotes containing the words concave and/or function:
“I think he is not a pick-purse nor a horse-stealer, but
for his verity in love, I do think him as concave as a covered goblet or a worm-eaten nut.”
—William Shakespeare (1564–1616)
“Nobody seriously questions the principle that it is the function of mass culture to maintain public morale, and certainly nobody in the mass audience objects to having his morale maintained.”
—Robert Warshow (1917–1955)