Spline fitting discontinuous functions given just a few Fourier coefficients

DOI10.1007/BF02143932zbMath0827.65012MaRDI QIDQ1893535

R. K. Wright

Publication date: 11 December 1995

Published in: Numerical Algorithms (Search for Journal in Brave)

zbMATH Keywords

trigonometric polynomialsreconstructiondiscontinuous functionsinversion of Fourier expansionperiodic (quadratic) splinesspline fitting

Mathematics Subject Classification ID

Numerical smoothing, curve fitting (65D10) Numerical methods for trigonometric approximation and interpolation (65T40)

Related Items (2)

Local spline approximation of discontinuous functions and location of discontinuities, given low-order Fourier coefficient information. ⋮ A robust method for accurately representing nonperiodic functions given Fourier coefficient information

Uses Software

• Maple
• SEGMENTD

Cites Work

• Attenuation factors in practical Fourier analysis
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