Math Problem Statement

Pourquoi on dit exactement le mineur d'un élément aij de matrice et pas le mineur d'une matrice ?

Solution

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Math Problem Analysis

Mathematical Concepts

Linear Algebra
Matrix Theory
Minors
Cofactors

Formulas

Minor of element a_ij: det(M_ij) = (det of submatrix after removing i-th row and j-th column)

Theorems

Determinant Expansion by Minors
Laplace Expansion

Suitable Grade Level

University Level (Linear Algebra)