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MP
2008
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13 years 11 months ago
The complexity of recognizing linear systems with certain integrality properties
Let A be a 0 - 1 matrix with precisely two 1's in each column and let 1 be the all-one vector. We show that the problems of deciding whether the linear system Ax 1, x 0 (1)...
Guoli Ding, Li Feng, Wenan Zang