Vastringue Convexe. There s a cave in concave and caves are inward curvatures. A spokeshave is the.
Equivalently a function is convex if its epigraph the set of points on or above the graph of the function is a convex set a twice differentiable function of a single variable is. Finding a mnemonic device for concave is easy enough. There s a cave in concave and caves are inward curvatures.
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Just like concave convex can be used as a noun for a surface or line that curves outward and it also has a use in geometry where it describes a polygon with interior angles less than or equal to 180. If it be convexe or round outward the best way to measure the breadth is by two stations. Of a set having the property that for each pair of points in the set the line joining the points is wholly contained in the set. Convex function when the line segment between any two.
