piecewise-smooth curve

piecewise-smooth curve

[¦pēs‚wīz ‚smüth′kərv]
(mathematics)
The range of a function from a closed interval to a Euclidean space such that each of the Cartesian coordinates of the image point is a continuously differentiable function on the closed interval, except at a finite set of points where the function is differentiable on the left and on the right.
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