+ wishlist Parabolic Wave Equations with Applications [9781493999323] Add to Cart The item has been added Author: Michael D. Collins William L. Siegmann Parabolic Wave Equations with Applications [9781493999323] Buy More - Save More. Below are the available bulk discount rates for each individual item when you purchase a certain amount Quantity Price Savings 25 - 49 12% 50 - 99 13% 100+ 14% List Price As Low as $119.99 Format: Hardcover