Diff-Geom-Intro-to-Ruled-Surfaces
From Differential Geometry to Topology Summer School 2026 | is a very large upgrade on the 1-page description previously linked here instead. This gives a fair idea of the type of upgrade that some of the other resources on the current page shall be undergoing in 2027-2028…
Diff-Geom-and-PoD-Intro-to-2nd-Variation-of-Arc
Intro-To-Topological-Manifolds
