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"A proof of the monotone column permanent (MCP) conjecture for dimension 4 ..."
Erich L. Kaltofen, Zhengfeng Yang, Lihong Zhi (2009)
- Erich L. Kaltofen
, Zhengfeng Yang, Lihong Zhi:
A proof of the monotone column permanent (MCP) conjecture for dimension 4 via sums-of-squares of rational functions. SNC 2009: 65-70
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