How did Ludwig Prandtl suggest the condition known as the Prandtl Condition?
Prandtl condition The Prandtl condition was suggested by the German physicist Ludwig Prandtl to identify possible boundary layer separation points of incompressible flows.
Louis Adolphus Duhring Louis Adolphus Duhring (December 23, 1845, Philadelphia – May 8, 1913, Philadelphia) was an American physician and professor of dermatology at the University of Pennsylvania. He is best remembered for having delineated dermatitis herpetiformis (also known as Duhring's disease); but he also described pruritus hiemalis ("winter itch"), and seborrheic dermatitis.