[Math] Week 05

Linear System (System of Linear Equations)

• Linear Equation (선형방정식) 과 Linear System(선형 연립방정식)
  • Linear Combination
  • Linearity (or Linear System)

Solving Linear System

• Elementary Row Operations and Row Equivalent
  • Elementary Row Operation Matrices
• Row-Reduction Algorithm: Gauss-Jordan Elimination
• Solution: Existence and Uniqueness
• span and consistency

Inverse Matrix

• Determinant
• Inverse Matrix
• Crammer’s Rule