菜篮子兴趣思朗文词典

Kronecker delta

菜篮子兴趣思朗文词典

柯林斯词典

    Kronecker delta /ˈkrɒnɪkə/

  • 1. N a function of two variables, i and j, that has a value of zero unless i = j, when it has a value of unity 尅羅內尅符號 ( symbol: δ)[maths]

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