Bonjour à tous,
j'aimerais trouvé les valeurs propres d'une matrice 5*5
Matrix(5, 5, {(1, 1) = a11, (1, 2) = a12, (1, 3) = 0, (1, 4) = a14, (1, 5) = 0, (2, 1) = a21, (2, 2) = a22, (2, 3) = a23, (2, 4) = 0, (2, 5) = 0, (3, 1) = 0, (3, 2) = a32, (3, 3) = a33, (3, 4) = 0, (3, 5) = 0, (4, 1) = a41, (4, 2) = 0, (4, 3) = 0, (4, 4) = a44, (4, 5) = a45, (5, 1) = 0, (5, 2) = 0, (5, 3) = 0, (5, 4) = a54, (5, 5) = a55})
comment je dois m'y prendre? j'ai un polynôme caractéristique d'ordre 5!! pas de racines évidentes, je dois rester en littéral d'où les aij.