“交替符号矩阵”的概念、定义、翻译、参考文献-科学参考

单词	交替符号矩阵
释义	交替符号矩阵 Encyclopedia 理学计数组合学释 alternating sign matrix交替符号矩阵一个阶交替符号矩阵是指满足如下三个条件的的矩阵：①它的元素只能是0，1或者-1；②每行和每列元素的和只能是1；③如果忽略0，那么1和-1在每行和每列中交替出现。
随便看	natural water cycle system natural water quality natural weighting natural wetland natural wetland microbes Natural White Desert Protected Area natural width natural width of gamma ray spectrum natural width of spectral line natural width of γ-ray spectrum Natural will natural X-ray background natural year natural zeolite material natural γ-ray background natural γ-ray logger Nature nature Nature and Destiny, theory of nature and form nature and society nature and talent nature as a whole and as a necessity nature-based solution nature climbing

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。