Today (October 7) is the 122nd DEATH Anniversary of Rudolf Otto Sigismund Lipschitz who is the founder of the Lipschitz conditions.
Rudolf Lipschitz is remembered for the "Lipschitz condition", an inequality that guarantees a unique solution to the differential equation y' = f (x, y).
LIPSCHITZ CONDITION:
The Lipschitz condition is a mathematical property for functions or boundaries where the difference between two output values is bounded by a constant times the difference between the input values, ensuring bounded change rates. This condition is crucial in differential equations to guarantee the existence and uniqueness of solutions and also describes certain smoothness properties for domains in geometry.
The Lipschitz condition was named after German mathematician Rudolf Lipschitz, who is known for establishing it, particularly for its role in the existence and uniqueness of solutions to differential equations. First encountered in the theory of ordinary differential equations, the condition requires that the change in a function's output is bounded by a constant multiple of the change in its input over a given metric space
(From Mathematics Learning face book page)