单词Kronecker delta
网络: 克罗内克尔；和克罗内克记号；克罗内克函数
When the factor to be cancelled is a base vector , we dot- multiply by another base vector to produce a kronecker delta .
当要消去的因子是一个基矢量时，用另一个基矢量来点乘，以得到克罗内克尔记号。
This function is also known as the Kronecker Delta function.
该函数也称为KroneckerDelta函数。