*Valid September 30, 2024 - December 25, 2024 at Canadian stores and at indigo.ca, while quantities last, with $50.00 or more pre-tax purchase of eligible product(s), after discounts and plum points redemptions. Minimum purchase amount excludes gift cards, plum+ memberships, Love of Reading products/donations, and shipping costs. Selection may vary between stores and online.
Functions of Several Variables/en-ca/functions-of-several-variables/1CAC2207-17DC-45DF-8E29-F5A358B76D07.html1CAC2207-17DC-45DF-8E29-F5A358B76D07