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You said that demo doesn't use calculus at all, and yet I see a sum of infinitesimal divisions of a surface area. I know an integral when I see one.
by pharrington 3y ago
You said that demo doesn't use calculus at all, and yet I see a sum of infinitesimal divisions of a surface area. I know an integral when I see one.
- jaclaz 3y agoLook only at page 1, where the volume of the cone is calculated. The sum of surfaces is on page 2 about the surface of a sphere.
- pharrington 3y agoMy bad!