His laptop, a valiant but underpowered Dell, sounded like a jet engine. The little blue progress bar in the Mechanical window inched forward like a dying slug. He clicked on Results and added a Total Deformation node.

The professor nodded slowly. "Then you understand the problem better than the people with unlimited nodes. Constraints don't limit engineers. They define them."

The first week was a honeymoon. He imported his sleek, CAD-perfect wing from SolidWorks into the Geometry tab. The mesh, a digital spiderweb of nodes and elements, draped over his model. It looked beautiful. Then he hit Solve .

Defeated, he slumped in his chair. His rival, Chloe, was using the full commercial license in the graduate lab. She could simulate a full car. He had a wing on a budget.