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» On Skolemization in constructive theories
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FOCS
2008
IEEE
16 years 27 days ago
Almost-Natural Proofs
Razborov and Rudich have shown that so-called natural proofs are not useful for separating P from NP unless hard pseudorandom number generators do not exist. This famous result is...
Timothy Y. Chow
APPROX
2004
Springer
121views Algorithms» more  APPROX 2004»
15 years 12 months ago
Small Pseudo-random Families of Matrices: Derandomizing Approximate Quantum Encryption
A quantum encryption scheme (also called private quantum channel, or state randomization protocol) is a one-time pad for quantum messages. If two parties share a classical random s...
Andris Ambainis, Adam Smith
MCU
2004
126views Hardware» more  MCU 2004»
15 years 7 months ago
Universality and Cellular Automata
The classification of discrete dynamical systems that are computationally complete has recently drawn attention in light of Wolfram's "Principle of Computational Equivale...
Klaus Sutner
POPL
2008
ACM
16 years 6 months ago
Foundations for structured programming with GADTs
GADTs are at the cutting edge of functional programming and become more widely used every day. Nevertheless, the semantic foundations underlying GADTs are not well understood. In ...
Patricia Johann, Neil Ghani
POPL
2005
ACM
16 years 6 months ago
Parametric polymorphism for XML
Despite the extensiveness of recent investigations on static typing for XML, parametric polymorphism has rarely been treated. This well-established typing discipline can also be u...
Haruo Hosoya, Alain Frisch, Giuseppe Castagna