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Try a double-precision kissfft

This is fftw3.info, produced by makeinfo version 4.13 from fftw3.texi.

This manual is for FFTW (version 3.3.4, 20 September 2013).

   Copyright (C) 2003 Matteo Frigo.

   Copyright (C) 2003 Massachusetts Institute of Technology.

     Permission is granted to make and distribute verbatim copies of
     this manual provided the copyright notice and this permission
     notice are preserved on all copies.

     Permission is granted to copy and distribute modified versions of
     this manual under the conditions for verbatim copying, provided
     that the entire resulting derived work is distributed under the
     terms of a permission notice identical to this one.

     Permission is granted to copy and distribute translations of this
     manual into another language, under the above conditions for
     modified versions, except that this permission notice may be
     stated in a translation approved by the Free Software Foundation.

INFO-DIR-SECTION Development
START-INFO-DIR-ENTRY
* fftw3: (fftw3).	FFTW User's Manual.
END-INFO-DIR-ENTRY


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fftw3.info-2: 298053

Tag Table:
(Indirect)
Node: Top1060
Node: Introduction1733
Node: Tutorial8069
Ref: Tutorial-Footnote-19313
Node: Complex One-Dimensional DFTs9407
Node: Complex Multi-Dimensional DFTs15163
Ref: Complex Multi-Dimensional DFTs-Footnote-118595
Node: One-Dimensional DFTs of Real Data18730
Node: Multi-Dimensional DFTs of Real Data23175
Node: More DFTs of Real Data27105
Node: The Halfcomplex-format DFT30607
Node: Real even/odd DFTs (cosine/sine transforms)33216
Ref: Real even/odd DFTs (cosine/sine transforms)-Footnote-138826
Ref: Real even/odd DFTs (cosine/sine transforms)-Footnote-239015
Node: The Discrete Hartley Transform39948
Ref: The Discrete Hartley Transform-Footnote-142133
Node: Other Important Topics42382
Node: SIMD alignment and fftw_malloc42675
Node: Multi-dimensional Array Format44935
Node: Row-major Format45556
Node: Column-major Format47249
Node: Fixed-size Arrays in C48333
Node: Dynamic Arrays in C49769
Node: Dynamic Arrays in C-The Wrong Way51407
Node: Words of Wisdom-Saving Plans53155
Node: Caveats in Using Wisdom55830
Node: FFTW Reference57918
Node: Data Types and Files58406
Node: Complex numbers58838
Node: Precision60579
Node: Memory Allocation62141
Node: Using Plans63712
Node: Basic Interface67752
Ref: Basic Interface-Footnote-168496
Node: Complex DFTs68560
Node: Planner Flags72527
Node: Real-data DFTs77982
Node: Real-data DFT Array Format82978
Node: Real-to-Real Transforms85233
Node: Real-to-Real Transform Kinds89203
Node: Advanced Interface91671
Node: Advanced Complex DFTs92411
Node: Advanced Real-data DFTs96670
Node: Advanced Real-to-real Transforms98997
Node: Guru Interface100103
Node: Interleaved and split arrays101026
Node: Guru vector and transform sizes102069
Node: Guru Complex DFTs104634
Node: Guru Real-data DFTs107470
Node: Guru Real-to-real Transforms110393
Node: 64-bit Guru Interface111712
Node: New-array Execute Functions114035
Node: Wisdom118534
Node: Wisdom Export118893
Node: Wisdom Import120867
Node: Forgetting Wisdom122889
Node: Wisdom Utilities123261
Node: What FFTW Really Computes124628
Node: The 1d Discrete Fourier Transform (DFT)125453
Node: The 1d Real-data DFT126812
Node: 1d Real-even DFTs (DCTs)128466
Node: 1d Real-odd DFTs (DSTs)131675
Node: 1d Discrete Hartley Transforms (DHTs)134617
Node: Multi-dimensional Transforms135293
Node: Multi-threaded FFTW137896
Node: Installation and Supported Hardware/Software139365
Node: Usage of Multi-threaded FFTW141190
Node: How Many Threads to Use?144498
Node: Thread safety145522
Node: Distributed-memory FFTW with MPI147690
Node: FFTW MPI Installation150269
Node: Linking and Initializing MPI FFTW152061
Node: 2d MPI example153291
Node: MPI Data Distribution157527
Node: Basic and advanced distribution interfaces160405
Node: Load balancing164840
Node: Transposed distributions166526
Node: One-dimensional distributions170298
Node: Multi-dimensional MPI DFTs of Real Data172867
Node: Other Multi-dimensional Real-data MPI Transforms177515
Node: FFTW MPI Transposes179688
Node: Basic distributed-transpose interface180528
Node: Advanced distributed-transpose interface182712
Node: An improved replacement for MPI_Alltoall184000
Node: FFTW MPI Wisdom185976
Ref: FFTW MPI Wisdom-Footnote-1188719
Node: Avoiding MPI Deadlocks189632
Node: FFTW MPI Performance Tips190661
Node: Combining MPI and Threads192130
Node: FFTW MPI Reference195601
Node: MPI Files and Data Types196180
Node: MPI Initialization197176
Node: Using MPI Plans198275
Node: MPI Data Distribution Functions200101
Node: MPI Plan Creation205557
Node: MPI Wisdom Communication216234
Node: FFTW MPI Fortran Interface217160
Ref: FFTW MPI Fortran Interface-Footnote-1223189
Node: Calling FFTW from Modern Fortran223596
Node: Overview of Fortran interface224947
Node: Extended and quadruple precision in Fortran228399
Node: Reversing array dimensions229780
Node: FFTW Fortran type reference233315
Node: Plan execution in Fortran237802
Node: Allocating aligned memory in Fortran240698
Node: Accessing the wisdom API from Fortran244062
Node: Wisdom File Export/Import from Fortran244839
Node: Wisdom String Export/Import from Fortran246501
Node: Wisdom Generic Export/Import from Fortran248489
Node: Defining an FFTW module250719
Node: Calling FFTW from Legacy Fortran251788
Node: Fortran-interface routines253345
Ref: Fortran-interface routines-Footnote-1257003
Ref: Fortran-interface routines-Footnote-2257206
Node: FFTW Constants in Fortran257339
Node: FFTW Execution in Fortran258494
Node: Fortran Examples261250
Node: Wisdom of Fortran?264669
Node: Upgrading from FFTW version 2266349
Ref: Upgrading from FFTW version 2-Footnote-1275972
Node: Installation and Customization276155
Node: Installation on Unix277799
Node: Installation on non-Unix systems286462
Node: Cycle Counters288677
Node: Generating your own code290429
Node: Acknowledgments292464
Node: License and Copyright296184
Node: Concept Index298053
Node: Library Index334695

End Tag Table