Don Coppersmith, Igor Pak
Probability Theory and Related Fields
A new algorithm for computing Hadamard transforms is presented. If n is a power of four, then the new algorithm uses ⅞ n logn multiply/adds to compute a Hadamard transform of length n. © 1994 IEEE
Don Coppersmith, Igor Pak
Probability Theory and Related Fields
Ephraim Feig
IEEE Transactions on Magnetics
Don Coppersmith, Alan J. Hoffman
Linear Algebra and Its Applications
Don Coppersmith, David Gamarnik, et al.
SODA 2002