C.K. Wong, Don Coppersmith
Journal of the ACM
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
C.K. Wong, Don Coppersmith
Journal of the ACM
Don Coppersmith
Cryptologia
Don Coppersmith, Gregory B. Sorkin
Random Structures and Algorithms
Don Coppersmith
Journal of Complexity