2018-10-05

Vector calculus

  • Cartesian Unit Vectors
  1. linearly independent: is uniquely represented
  2. orthonormal:
  3. right handed:
  • suffix notation:

  • Einstein's summation convention
  1. free suffix: appearing once; free variables used should be agreed on by LHS and RHS
  2. dummy suffix: appearing twice and twice only
  • Contraction: set one free suffix equal to another

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