Introduction - If you have any usage issues, please Google them yourself
1.dft_ Discrete Fourier Transform Fast Fourier Transform 3.f77_to_f90 2.fft Fortran77 files into the file format 4.f90_to_f77 Fortran90 Fortran90 files into the file format Fortran77 5.fixcon- fortran-77-to-90-converter will Fortran77 files into the file format Fortran90