Summary: “Invert, always invert.” Leonardo Da Vinci’s “Vitruvian Man.” Source: Wikipedia That’s what the 19th century German mathematician Carl Gustav Jacobi said when approaching particularly vexing problems. He made advances in elliptical algebra, number theory, and differential equations. The Jacobi identity and Jacobian sum are named after him. And mathematicians still use the Jacobi Inversion method. Stated simply, inversion means to assume the opposite of the problem you’re trying to solve, and look at what goes into that […]
