*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.
Approximation by Algebraic Numbers/en-ca/approximation-by-algebraic-numbers/CCA10B5C-7430-405A-BAD5-BB9891C2E580.htmlCCA10B5C-7430-405A-BAD5-BB9891C2E580