TR-2000-02
A Lower Bound on Computing Blocking Flows in Graphs
Ketan Mulmuley; Pradyut Shah. 1 November, 2000.
Communicated by Ketan Mulmuley.
Abstract
We show that the Maximum Blocking Flow problem on a graph of n vertices cannot be computed in time o(n^{1/4}) using polynomially many processors on an unbounded fan-in PRAM without bit operations, even when the bitlengths of the inputs are restricted to be of size O(n^2).Original Document
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