NAG CL Interface
C06 (Sum)
Fourier Transforms

C06 (Sum) Chapter Introduction – A description of the Chapter and an overview of the algorithms available.

Function
Mark of
Introduction

Purpose
c06dcc
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23 nag_sum_chebyshev
Sum of a Chebyshev series at a set of points
c06fkc
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24 nag_sum_convcorr_real
Circular convolution or correlation of two real vectors, no restrictions on n
c06fpc
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1 (Deprecated) nag_sum_withdraw_fft_real_1d_multi_rfmt
Multiple one-dimensional real discrete Fourier transforms
c06fqc
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1 (Deprecated) nag_sum_withdraw_fft_hermitian_1d_multi_rfmt
Multiple one-dimensional Hermitian discrete Fourier transforms
c06gqc
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1 (Deprecated) nag_sum_withdraw_conjugate_hermitian_mult_rfmt
Complex conjugate of multiple Hermitian sequences
c06gsc
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1 (Deprecated) nag_sum_withdraw_convert_herm2complex_sep
Convert Hermitian sequences to general complex sequences
c06gzc
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1 (Deprecated) nag_sum_init_trig
Initialization function for other c06 functions
c06pac
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24 nag_sum_fft_realherm_1d
Single one-dimensional real and Hermitian complex discrete Fourier transform, using complex storage format for Hermitian sequences
c06pcc
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24 nag_sum_fft_complex_1d
Single one-dimensional complex discrete Fourier transform, complex data type
c06pfc
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7 nag_sum_fft_complex_multid_1d
One-dimensional complex discrete Fourier transform of multidimensional data (using complex data type)
c06pjc
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7 nag_sum_fft_complex_multid
Multidimensional complex discrete Fourier transform of multidimensional data (using complex data type)
c06ppc
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27 nag_sum_fft_realherm_1d_multi_row
Multiple one-dimensional real and Hermitian complex discrete Fourier transforms, using row ordered complex storage format for Hermitian sequences
c06pqc
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27 nag_sum_fft_realherm_1d_multi_col
Multiple one-dimensional real and Hermitian complex discrete Fourier transforms, using column ordered complex storage format for Hermitian sequences
c06psc
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24 nag_sum_fft_complex_1d_multi_col
Multiple one-dimensional complex discrete Fourier transforms, complex data type
c06puc
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24 nag_sum_fft_complex_2d
Two-dimensional complex discrete Fourier transform, complex data type
c06pvc
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24 nag_sum_fft_real_2d
Two-dimensional real-to-complex discrete Fourier transform
c06pwc 24 nag_sum_fft_hermitian_2d
Two-dimensional complex-to-real discrete Fourier transform
c06pxc
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7 nag_sum_fft_complex_3d
Three-dimensional complex discrete Fourier transform, complex data type
c06pyc
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24 nag_sum_fft_real_3d
Three-dimensional real-to-complex discrete Fourier transform
c06pzc 24 nag_sum_fft_hermitian_3d
Three-dimensional complex-to-real discrete Fourier transform
c06rec
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24 nag_sum_fft_sine
Multiple discrete sine transforms, simple
c06rfc
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24 nag_sum_fft_cosine
Multiple discrete cosine transforms, simple
c06rgc
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24 nag_sum_fft_qtrsine
Multiple discrete quarter-wave sine transforms, simple
c06rhc
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24 nag_sum_fft_qtrcosine
Multiple discrete quarter-wave cosine transforms, simple
c06sac
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26.1 nag_sum_fast_gauss
Multidimensional fast Gauss transform