Product Quantity Subtotal Mathematics for Electricity & Electronics $19.99 1 × $19.99 1 $19.99 Linear Algebra: Theory, Intuition, Code $10.00 1 × $10.00 1 $10.00 Python Animation for Engineers: A Visual Toolkit for Data and Systems $18.99 1 × $18.99 1 $18.99 Update cart Cart totals Subtotal $48.98 Total $48.98 Proceed to checkout — or —