Maths on the Back of an Envelope: Clever Ways to (Roughly) Calculate Anything
![]() | paperback Category: Mathematical Physics Category: History Of Mathematics Category: Mathematical Foundations Category: Philosophy Of Mathematics Category: Mathematical Logic HarperCollins Publishers Discounted book price: 13.84 EUR (price updated on 15.07.2025) Free delivery to EU countries (and more) more Reader's comments and book reviews: Amazon |