*Valid December 2, 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.
Invariants of Homology 3-Spheres/en-ca/invariants-of-homology-3-spheres/FE78CD9B-AEA2-48B5-875A-3071EFBC1A5B.htmlFE78CD9B-AEA2-48B5-875A-3071EFBC1A5B