Vet Let S = x(U) C E be an elementary surface. Prove that K S HP and deduce that on a minimal elementary surface K(u, v)
Posted: Fri Mar 04, 2022 10:18 am
Vet Let S = x(U) C E be an elementary surface. Prove that K S HP and deduce that on a minimal elementary surface K(u, v) < 0 with equality holding if and only if S is a portion of a plane. KO Va) Use to prove that K >0 on the green region, K <0 on the red region and K = 0 on the borderline region.