Then the determinant of A is The Spectral Theorem states that the determinant of a matrix is equal

11 Visninger· 03/03/23
HighSchoolMath
HighSchoolMath
3 Abonnenter
3
I

We state and prove the Spectral Theorem for a real 2x2 symmetric matrix A = [a b \ b c]. That is, we show that the eigenvalues of A are real and that there exists an orthonormal basis of eigenvectors for A

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