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)