Functions of more than one variable - Partial Derivative, Chain Rule, Power Series. Double Integrals. Gradient of a Scalar function. Surface Integrals. Surface Integrals of Vector functions (Flux). Divergence of a Vector function. Divergence Theorem. Volume Integrals. Volume element, Divergence operator in Rectangular, Spherical, Cylindrical Coordinates. Laplacian. Curl of a Vector function. Stokes' Theorem. Applications of Stokes' Theorem. Green's Theorem.