CORR
2011
Springer
12 years 8 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
12 years 11 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 4 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
13 years 8 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...