Back in 1948, the journal Physical Review published a paper entitled “Space-Time Approach to Quantum Electrodynamics” by a young physicist named R.P. Feynman at Cornell University. The paper described ...

Cylindrical and spherical coordinates, double and triple integrals, line and surface integrals. Change of variables in multiple integrals; gradient, divergence, and ...

You may have earned academic college course credit by scoring well on Advanced Placement (AP) and/or International Baccalaureate (IB) examinations, or by receiving credit at a college or university ...

If you’re not sure whether to start in MATH 105 (Calculus I), MATH 106 (Calculus II), or beyond, start here. GOAL The purpose of these exams is to help you decide whether you should skip Math 105 ...