Real Trigonometric FFTs

Real FFT.............................................................................................................. fft_real

Real FFT initialization...................................................................................... fft_real_init

Complex Exponential FFTs

Complex FFT................................................................................................. fft_complex

Complex FFT initialization......................................................................... fft_complex_init

Real Sine and Cosine FFTs

Fourier cosine transform.................................................................................... fft_cosine

Fourier cosine transform initialization............................................................ fft_cosine_init

Fourier sine transform........................................................................................... fft_sine

Fourier sine transform initialization................................................................... fft_sine_init

Two-Dimensional FFTs

Complex two-dimensional FFT.................................................................... fft_2d_complex

Convolution and Correlation

Real convolution/correlation.............................................................................. convolution

Complex convolution/correlation........................................................ convolution (complex)

Laplace Transform

Approximate inverse Laplace transform
of a complex function................................................................................ inverse_laplace

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