At Mach 3 the SR 71’s titanium skin expanded several inches as temperatures spiked above 3,000 degrees on leading edges. Designers developed movable inlet cones, specialized fuel, and heat-resistant ...

An algebraic equation contains one or more letters in it. Each letter in the equation is called a variable. A variable can change in value. We guess at different values for each letter until our ...

Simultaneous equations are two linear equations that can be solved using bar models. By remembering that the same letter will always have the same value we can work out the missing values. To solve ...

In this tutorial, I walk you through solving boundary value problems using the Shooting Method in Python. Learn how to apply this numerical technique to find solutions for differential equations with ...