The nvmath.bindings module is experimental and potentially subject to future changes. plan_many_c2c_double# nvmath.bindings.nvpl.fft.plan_many_c2c_double( int rank, n, int batch, intptr_t in_, inembed, int istride, int idist, intptr_t out, onembed, int ostride, int odist, int sign, unsigned int flags, ) → intptr_t[source]# See fftw_plan_many_dft.