Keyword : another solution

Complexity and Completeness of Finding Another Solution and Its Application to Puzzles
Takayuki YATO Takahiro SETA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/05/01
Vol. E86-A  No. 5 ; pp. 1052-1060
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
computational complexityNP-completeanother solutionpuzzle
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