*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.
Dynamics on Differential One-Forms/en-ca/dynamics-on-differential-one-forms/3B5DD5DB-C5BE-4011-8E99-6B5A11AD588D.html3B5DD5DB-C5BE-4011-8E99-6B5A11AD588D