Product Quantity Subtotal The Cartoon Guide to Geometry $11.95 1 × $11.95 1 $11.95 Python Crash Course, 3rd Edition: A Hands-On, Project-Based Introduction to Programming $19.94 1 × $19.94 1 $19.94 Mathematics for Electricity & Electronics $19.99 1 × $19.99 1 $19.99 Calculus 8th Edition $20.00 3 × $20.00 3 $60.00 What's the Point of Math? (DK What's the Point of?) $8.95 2 × $8.95 2 $17.90 Introduction to Fourier Optics $19.95 1 × $19.95 1 $19.95 Update cart Cart totals Subtotal $149.73 Total $149.73 Proceed to checkout