Path integral visualization of B · dL in Ampère’s Law. Build intuition for magnetic fields, line integrals, and how symmetry simplifies electromagnetism problems. #AmperesLaw #LineIntegral #MagneticFi ...
The most powerful formula in physics starts with a slender S, the symbol for a sort of sum known as an integral. Further along comes a second S, representing a quantity known as action. Together, ...