+ wishlist Harnack Inequalities for Stochastic Partial Differential Equations (SpringerBriefs in Mathematics) [9781461479338] Add to Cart The item has been added Author: Feng-Yu Wang Harnack Inequalities for Stochastic Partial Differential Equations (SpringerBriefs in Mathematics) [9781461479338] 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 $54.99 Format: Paperback