Matteo Frigo's Home Page

Software

Cilk is a multithreaded parallel language with a provably good scheduler.
FFTW (Fastest Fourier Transform in the West) is a library that computes Fourier transforms in a nonstandard manner.
gmeteor is a flexible program for FIR filter design.

Source code for this web page (in Scheme).
Functional pipelines in Scheme. (I learned the trick from Olin Shivers.) See also the OCaml version.
Schinken is a personal-finance system written in Scheme. Basic idea: the evaluation of
((may 1 2002) (USD 100.00) "payment" checking credit-card)
does the right thing.
Unpublished memo: Density of the product of two real Gaussian random variables. This result is mentioned in the paper On the Frequency Function of $xy$, by Cecil C. Craig, Ann. Math. Statist. Volume 7, Number 1 (1936), 1-15, where it is said to be ``well-known'' and attributed to a 1932 paper by J. Wishart and M. S. Bartlett.
Unpublished memo: Density of the product of two complex Gaussian random variables. This result must be known, but I am not aware of any reference.
Unpublished memo: Radix-3 computation of twiddle factors.
nvsetvol.c is a simple program that sets the volume of the Power Macintosh startup chime from linux. Setting the volume to 0 disables the startup sound altogether.

Here is my GPG public key.

This page maintained by: Matteo Frigo. Last updated: Sat Jul 13 21:23:26 2019