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math.GT2026
Gluing -Morin maps on manifolds with boundary and its applications
Koki Iwakura
We study -Morin maps, a class of smooth maps from manifolds with boundary such that both the maps themselves and their restrictions to the boundary have only Morin singul…
math.GT2026
On submersions with definite folds of manifolds with boundary into Euclidean spaces
Koki Iwakura
Submersions with definite folds are submersions on manifolds with boundary whose restrictions to the boundary are definite fold maps. In this paper, we study differential-topologic…