Abstract. We define the first nontrivial polynomially recognizable subclass of P-matrix Generalized Linear Complementarity Problems (GLCPs) with a subexponential pivot rule. No suc...
It is known that there exists a PCP characterization of NP where the verifier makes 3 queries and has a onesided error that is bounded away from 1; and also that 2 queries do not ...
Venkatesan Guruswami, Daniel Lewin, Madhu Sudan, L...
A recommendation system tracks past actions of a group of users to make recommendations toindividualmembersofthe group. The growth ofcomputer-mediatedmarketingandcommerce has led ...
Ravi Kumar, Prabhakar Raghavan, Sridhar Rajagopala...
Abstract. We add name groups and group creation to the typed ambient calculus. Group creation is surprisingly interesting: it has the e ect of statically preventing certain communi...
Abstract. XML documents are described by a document type definition (DTD). An XML-grammar is a formal grammar that captures the syntactic features of a DTD. We investigate properti...