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单词 Sarrus rule
释义

Sarrus rule

英语百科

Rule of Sarrus

Sarrus' rule: The determinant of the three columns on the left is the sum of the products along the solid diagonals minus the sum of the products along the dashed diagonals
Alternative vertical arrangement

Sarrus' rule or Sarrus' scheme is a method and a memorization scheme to compute the determinant of a 3×3 matrix. It is named after the French mathematician Pierre Frédéric Sarrus.

Consider a 3×3 matrix

then its determinant can be computed by the following scheme:

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更新时间:2025/6/17 23:36:10