quadInterp {rjacobi}R Documentation

Polynomial Interpolation

Description

Interpolates a function given at the quadrature nodes

Usage

df = quadInterp(imat, f)

Arguments

imat
f

{A function or a vector with function values at quadrature points}

Value

Returns the interpolated values of f

References

Abramowitz, Milton and Stegun, Irene (editors); "Handbook of Mathematical functions", Dover Publications 1965.

Karniadakis, George Em and Sherwin, Spencer; "Spectral/hp Element Methods for Computational Fluid Dynamics", Oxford Science Publications, 2nd edition, 2005.

See Also

quadrature xinterp zerosGJ interpmatGJ quadGJ


[Package rjacobi version 0.9.2 Index]