<p>Don’t underestimate the value of AB. Here’s a description of the Multivariate Calculus course at Yale. Note that you need only AB–albeit a score of 5–as a prerequisite. </p>
<p>*Math 120a and b Multi-variable calculus. Vector functions, mostly in three dimensions; gradient, curl, and divergence; line and surface integrals; the theorems of Gauss, Greeen, and Stokes. Prerequisites: 115 or an AP score of 5 (AB) or 4 or 5 (BC).</p>