Normed linear space

• Normed linear space
• Distance
• Orthogonal, unit vector, Orthonormal
• inner product matrix
• Linear Combination
• Pythagorean theorem( 畢氏定理
• Gram-Schmidt 正交化
  Gram-Schmidt Example
  Gram-Schmidt Example 2
  Gram-Schmidt Calculate area and volume
  
• QR-factorization(Gram-Schmidt process)
  
• any matrix to QR-factorization