Since we're discussing old Mac apps, does anyone have a copy of a graphing calculator application from Harvard University, circa 1989? It was standard issue for Math 21a, Multivariable ...

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

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 ...