单词	null-space
释义	null-space noun ˈnəl-ˌspās  : a subspace of a vector space consisting of vectors that under a given linear transformation are mapped onto zero Word History First Known Use 1884, in the meaning defined above
随便看	triplicating triplication triplications triplicities triplicity triplied triplier triplies tripliest tripling tripling (in) tripling in triplings triplite triplites triplo- triploblastic triploblastica triplocaulescent triplochita Triplochiton triplochitons triploid triploidies triploidite

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