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STOC
2004
ACM
134views Algorithms» more  STOC 2004»
14 years 8 months ago
Approximate max-integral-flow/min-multicut theorems
We establish several approximate max-integral-flow / minmulticut theorems. While in general this ratio can be very large, we prove strong approximation ratios in the case where th...
Kenji Obata
TPHOL
1997
IEEE
13 years 12 months ago
An Isabelle-Based Theorem Prover for VDM-SL
This note lists references which address –in some way or another– the problems relating to formal manipulation of logical expressions where terms can fail to denote. Reference...
Sten Agerholm, Jacob Frost
CADE
2003
Springer
14 years 8 months ago
Proof Search and Proof Check for Equational and Inductive Theorems
This paper presents on-going researches on theoretical and practical issues of combining rewriting based automated theorem proving and user-guided proof development, with the stron...
Eric Deplagne, Claude Kirchner, Hélè...
ICALP
2007
Springer
14 years 1 months ago
A Combinatorial Theorem for Trees
Following the idea developed by I. Simon in his theorem of Ramseyan factorisation forests, we develop a result of ‘deterministic factorisations’. This extra determinism propert...
Thomas Colcombet
COMBINATORICS
2006
155views more  COMBINATORICS 2006»
13 years 7 months ago
Orthogonal Art Galleries with Holes: A Coloring Proof of Aggarwal's Theorem
We prove that n+h 4 vertex guards are always sufficient to see the entire interior of an n-vertex orthogonal polygon P with an arbitrary number h of holes provided that there exis...
Pawel Zylinski