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The three-in-a-tree algorithm of Chudnovsky and Seymour decides in time O(n4) whether three given vertices of a graph … provide an O(nm)-time algorithm that given a triangle-free graph G together with four vertices outputs either an induced tree …
Persistent link: https://www.econbiz.de/10010750367
Let R be the set of nonnegative matrices whose row and column sums fall between specific limits and whose entries sum to some fixed h 0. Closely related axiomatic approaches have been developed to ascribe meanings to the statements: the real matrix fe R and the integer matrix a ~ R are...
Persistent link: https://www.econbiz.de/10008924931
replies to all probabilistic beliefs over the set. We present an algorithm that computes all minimal sCURB sets in any given … finite game. Runtime measurements on two-player games (where the concepts of CURB and sCURB coincide) show that the algorithm … is considerably faster than the earlier developed algorithm, that of Benisch et al. (2006). …
Persistent link: https://www.econbiz.de/10008794399
This working paper contains the first results of a questionnaire that was conducted in May 2004 (May, 8-9) among 331 students of the Addis Ababa University to know their opinion about democracy and the political preferences they express through voting. The paper takes the form of the...
Persistent link: https://www.econbiz.de/10008793964
Degressivity of unemployment benefits is a major feature of social protection in most industrialised countries: the replacement rate (the ratio between the level of welfare benefits and the previous income) typically declines with the length of the unemployment spell. Moreover degressivity of...
Persistent link: https://www.econbiz.de/10011025804