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kevinlui's site

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title: 8-1
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Plan

  • Finish determinants

Properties of determinants

  • More remarks about multilinearity of determinants

  • Determinant is alternating.

  • This gives the cofactor expansion formula for any row

  • Determinants don't change under transpose.

  • We can also use row reduction to compute determiants

  • determinant of inverse is inverse of determinant

  • Similiar matrices have the same determinant.

Eigenvalues

  • Is there a basis where the matrix is diagonal.

  • Define eigenstuff

  • Finding the eigenvalue using determinants

  • Charpoly