Approximation theory

Daghestan Electronic Mathematical Reports, Issue 9 (2018)

Convex interpolation by rational spline functions of class $ C ^ 2 $

UDK: 517.5

Pages: 62 - 67

Sufficient conditions are established for the convexity of interpolation rational spline-functions of the class $C^2$.

Keywords: convex interpolation, interpolation splines, rational spline-functions.

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