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 ...

Eric Westlund has been teaching in the Luther Mathematics Department since 2001. He has taught Calculus I with Review, Calculus II, Mathematical Reasoning & Writing, and Vector Calculus. His research ...

Students come to Bethel with a variety of backgrounds and histories in math that may have included previous work in algebra, precalculus, or calculus. Success in Bethel’s Precalculus and Calculus 1 ...

Math frequently features in my dreams, and never in a good way. In the latest nightmare I was punted back to high school to retake precalculus. I sat there, embarrassed, hoping to will myself into ...

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