Piecewise smooth chebfuns

Algorithms are described that make it possible to manipulate piecewise-smooth functions on real intervals numerically with close to machine precision. Breakpoints are introduced in some such calculations at points determined by numerical rootfinding, and in others by recursive subdivision or automat...

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Bibliographic Details
Main Authors: Pachόn, R, Platte, R, Trefethen, N
Format: Report
Published: Oxford University Computing Laboratory 2008