Routines for Transforms

See Transforms or select a link below.

IMSL_FFTCOMP—Real or complex FFT.

IMSL_FFTINIT—Real or complex FFT initialization.

IMSL_CONVOL1D—Compute discrete convolution.

IMSL_CORR1D—Compute discrete correlation.

IMSL_LAPLACE_INV—Approximate inverse Laplace transform of a complex function.