Lecture 16: Double integrals
Lecture 27: Vector fields in 3D; surface integrals and flux
Lecture 11: Differentials; chain rule
Lecture 26: Spherical coordinates; surface area
Lecture 24: Simply connected regions; review
Lecture 31: Stokes' theorem
Practical Meteorology: An Algebra-based Survey of Atmospheric Science
Lecture 32: Stokes' theorem (cont.); review
Active Calculus Multivariable
Lecture 20: Path independence and conservative fields