B.Sc Method Chapter 5 (Determinants) Notes

Mathematical Methods (B.Sc.)

Chapter:05 (Determinants)

In this chapter, we will study the following topics:

  • the determinant of a square matrix
  • coefficient matrix and the augmented matrix
  • the determinant of order 2
  • the determinant of order n
  • axiomatic definition of a determinant
  • determinant as a summary of the product of elements
  • a determinant of the transpose
  • expansion of determinants by rows
  • rows expansion
  • elementary row (column) operation
  • elementary matrix
  • the product theorem
  • an algorithm to evaluate det A
  • A Muslim scientist Al-khawarizmi
  • circulant determinants
  • determinants and inverse of matrices
  • adjugate or adjoint of A
  • eigenvalues of the matrix A
  • expansion of det A by cofactors of jth column of A

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