🏗️ Eccentric Column Buckling: Secant and Euler Lab (2D)

2D elastic column buckling lab: Euler load, secant formula for an eccentric load, imperfection amplification 1/(1-P/Pcr), stress against yield for steel, aluminium and pine, with finite-difference checks.

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install