), she realized she was at a critical point that was neither a peak nor a valley. She had to push past the equilibrium to find the true summit. The Lagrange Constraint
—prevented her from walking directly to the center. She had to find the highest point within the boundary. Multivariable Calculus with Analytic Geometry, ...
One day, the King tasked Sora with finding the highest point of the to plant a watchtower. Sora didn't have a map, only a compass that felt the "pull" of the land. The Path of the Gradient ), she realized she was at a critical