Lagrange multipliers and constrained optimization (K-A)

Constrained optimization introduction (K-A)

Finishing the intro lagrange multiplier example (K-A)

Lagrange multiplier example, part 1 (K-A)

Lagrange multiplier example, part 2 (K-A)

Lagrange multipliers, using tangency to solve constrained optimization (K-A)

Meaning of the Lagrange multiplier (K-A)

Proof for the meaning of Lagrange multipliers (K-A)

The Lagrangian (K-A)