Application to Real Projective Plane

preview_player
Показать описание
Homology of Real Projective Plane, Reference Allen Hatcher
Рекомендации по теме
Комментарии
Автор

Hi there, deg(phi q) should actually be boundary map, Cellular Boundary Formula page 140, Hatcher.

HarpreetBedimath
Автор

In this slide you wrote deg(phi q) = deg(phi) + deg(q), but degree of composition of maps is equal to the product of degree of two maps and not sum.

TheShuchi