Multivariable Calculus With Analytic Geometry, ... <2027>

Standing at the top, Sora looked down and saw the world not as random rocks, but as a beautiful intersection of . She realized that by integrating the area beneath her feet, she could calculate the very volume of the kingdom she served.

In the land of , the terrain wasn't flat; it was a swirling landscape of peaks and valleys defined by the Great Equation, Multivariable Calculus with Analytic Geometry, ...

—prevented her from walking directly to the center. She had to find the highest point within the boundary. Standing at the top, Sora looked down and