CORR
2011
Springer
13 years 3 months ago
2011
Springer
This paper provides a succinct proof of a 1973 theorem of Lieb that establishes the concavity of a certain trace function. The development relies on a deep result from quantum info...
ENTCS
2011
13 years 6 months ago
2011
The past decade has seen a remarkable resurgence of the old programme of finding more or less a priori axioms for the mathematical framework of quantum mechanics. The new impetus...
ALGORITHMICA
2002
13 years 11 months ago
2002
Security of quantum key distribution against sophisticated attacks is among the most important issues in quantum information theory. In this work we prove security against a very ...
QCQC
1998
Springer
14 years 3 months ago
1998
Springer
Abstract. An investigation of Einstein's "physical" reality and the concept of quantum reality in terms of information theory suggests a solution to quantum paradoxe...