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- ssssffffffffttttmmmm1111dddduuuu,,,,ddddffffffffttttmmmm1111dddduuuu((((3333FFFF)))) ssssffffffffttttmmmm1111dddduuuu,,,,ddddffffffffttttmmmm1111dddduuuu((((3333FFFF))))
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- NNNNAAAAMMMMEEEE
- ddddffffffffttttmmmm1111dddduuuu,,,, ssssffffffffttttmmmm1111dddduuuu ---- Multiple 1D, Real to Complex Fast Fourier Transform.
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- FFFFOOOORRRRTTTTRRRRAAAANNNN SSSSPPPPEEEECCCCIIIIFFFFIIIICCCCAAAATTTTIIIIOOOONNNN
- ssssuuuubbbbrrrroooouuuuttttiiiinnnneeee DDDDFFFFFFFFTTTTMMMM1111DDDDUUUU(((( jjjjoooobbbb,,,, nnnn,,,, pppp,,,, sssseeeeqqqquuuueeeennnncccceeee,,,, iiiinnnncccc,,,, llllddddaaaa,,,, wwwwoooorrrrkkkkssssppppaaaacccceeee ))))
- iiiinnnntttteeeeggggeeeerrrr jjjjoooobbbb,,,, nnnn,,,, pppp,,,, iiiinnnncccc,,,, llllddddaaaa
- ddddoooouuuubbbblllleeee pppprrrreeeecccciiiissssiiiioooonnnn sssseeeeqqqquuuueeeennnncccceeee((((llllddddaaaa,,,,****)))),,,, wwwwoooorrrrkkkkssssppppaaaacccceeee((((****))))
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- ssssuuuubbbbrrrroooouuuuttttiiiinnnneeee SSSSFFFFFFFFTTTTMMMM1111DDDDUUUU(((( jjjjoooobbbb,,,, nnnn,,,, pppp,,,, sssseeeeqqqquuuueeeennnncccceeee,,,, iiiinnnncccc,,,, llllddddaaaa,,,, wwwwoooorrrrkkkkssssppppaaaacccceeee ))))
- iiiinnnntttteeeeggggeeeerrrr jjjjoooobbbb,,,, nnnn,,,, pppp,,,, iiiinnnncccc,,,, llllddddaaaa
- rrrreeeeaaaallll sssseeeeqqqquuuueeeennnncccceeee((((llllddddaaaa,,,,****)))),,,, wwwwoooorrrrkkkkssssppppaaaacccceeee((((****))))
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- CCCC SSSSPPPPEEEECCCCIIIIFFFFIIIICCCCAAAATTTTIIIIOOOONNNN
- iiiinnnntttt ddddffffffffttttmmmm1111dddduuuu(((( iiiinnnntttt jjjjoooobbbb,,,, iiiinnnntttt nnnn,,,, iiiinnnntttt pppp,,,,
- ddddoooouuuubbbblllleeee ****sssseeeeqqqquuuueeeennnncccceeee,,,, iiiinnnntttt iiiinnnncccc,,,, iiiinnnntttt llllddddaaaa,,,,
- ddddoooouuuubbbblllleeee ****wwwwoooorrrrkkkkssssppppaaaacccceeee))))
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- iiiinnnntttt ssssffffffffttttmmmm1111dddduuuu(((( iiiinnnntttt jjjjoooobbbb,,,, iiiinnnntttt nnnn,,,, iiiinnnntttt pppp,,,,
- ffffllllooooaaaatttt ****sssseeeeqqqquuuueeeennnncccceeee,,,, iiiinnnntttt iiiinnnncccc,,,, iiiinnnntttt llllddddaaaa,,,,
- ffffllllooooaaaatttt ****wwwwoooorrrrkkkkssssppppaaaacccceeee))))
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- DDDDEEEESSSSCCCCRRRRIIIIPPPPTTTTIIIIOOOONNNN
- DFFTM1DU and SFFTM1DU compute the complex Fourier transform of P real
- periodic sequences of N samples each.
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- NOTE: These routines are provided only for compatibility with previous
- releases of complib.
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- PPPPAAAARRRRAAAAMMMMEEEETTTTEEEERRRRSSSS
- JJJJOOOOBBBB ---- IIIINNNNTTTTEEEEGGGGEEEERRRR
- On entry specifies whether to perform a forward or backward Fast Fourier
- Transform:
- JOB = -1, forward FFT
- JOB = 1, backward FFT Unchanged on exit.
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- NNNN ---- IIIINNNNTTTTEEEEGGGGEEEERRRR....
- On entry, N specifies the number of elements in each sequence. Unchanged
- on exit.
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- PPPP ---- IIIINNNNTTTTEEEEGGGGEEEERRRR....
- On entry, P specifies the number of sequences. Unchanged on exit.
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- SSSSEEEEQQQQUUUUEEEENNNNCCCCEEEE ---- AAAArrrrrrrraaaayyyy....
- Array of DIMENSION ( LDA, p ). Array containing the (lda*p) elements for
- the FFT. On exit, SEQUENCE is overwritten by its transform.
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- PPPPaaaaggggeeee 1111
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- ssssffffffffttttmmmm1111dddduuuu,,,,ddddffffffffttttmmmm1111dddduuuu((((3333FFFF)))) ssssffffffffttttmmmm1111dddduuuu,,,,ddddffffffffttttmmmm1111dddduuuu((((3333FFFF))))
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- IIIINNNNCCCC ---- IIIINNNNTTTTEEEEGGGGEEEERRRR....
- Increment between two consecutive elements of the sequence. Unchanged on
- exit.
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- LLLLDDDDAAAA ---- IIIINNNNTTTTEEEEGGGGEEEERRRR....
- On entry, LDA specifies the first dimension of the array SEQUENCE as
- declared in the calling (sub)program. LDA must be at least max( 1,
- 2*((N1+2)/2) ). Unchanged on exit.
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- WWWWOOOORRRRKKKKSSSSPPPPAAAACCCCEEEE ---- AAAArrrrrrrraaaayyyy....
- Array of dimension at least ( N + 15 ). Array containing the
- Sines/Cosines and factorization of N. WORKSPACE needs to be initialized
- by a call to sfftm1dui or dfftm1dui.
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- SSSSEEEEEEEE AAAALLLLSSSSOOOO
- o32fft
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- PPPPaaaaggggeeee 2222
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