英语词汇“twelve-color problem”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	twelve-color problem
释义	twelve-color problem twelve-color problem [′twelv ¦kəl·ər ‚präb·ləm] (mathematics) The problem of showing that 12 colors are sufficient to color a map on which each country has at most one colony, and that there is such a map which requires 12 colors.
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