EntityQ2251820· pop 6· linked from 80 articlesFFTWSign in to savesoftware library for computing discrete Fourier transformsKey datesInception24 March 1997Published24 March 1997via Wikidata · CC0Wikidata factsInstance offree and open-source softwareOfficial websitewww.fftw.orgShow 5 more factsP277Q15777P275GNU General Public License, version 2.0P306cross-platformP366numerical analysisP4428fast Fourier transformvia Wikidata · CC0Connectionsprime numberEntityMassachusetts Institute of TechnologyEntityCategoriesC (programming language) librariesFast Fourier transformsFree mathematics softwareFree software programmed in OCamlMassachusetts Institute of Technology softwareNumerical librariesSoftware using the GNU General Public License