접다발 (wpko)
https://mathworld.wolfram.com/TangentBundle.html
https://ko.wikipedia.org/wiki/접다발
https://encyclopediaofmath.org/wiki/Tangent_bundle
https://ncatlab.org/nlab/show/tangent bundle
https://mathworld.wolfram.com/TangentBundle.html
https://ko.wikipedia.org/wiki/접다발
https://encyclopediaofmath.org/wiki/Tangent_bundle
https://ncatlab.org/nlab/show/tangent bundle
Up(hyper): 벡터다발,vector_bundle?
Up: 탄젠트,tangent