CJTCS
1999
14 years 1 months ago
1999
We show that thepermanent cannot be computed by uniform constantdepth threshold circuits of size Tn, for any function T such that for all k, Tk n = o2n. More generally, we show th...
COCO
2006
Springer
14 years 6 months ago
2006
Springer
We study two quite different approaches to understanding the complexity of fundamental problems in numerical analysis. We show that both hinge on the question of understanding the...