TOPOLOGY OF COMPLEMENTS TO REAL AFFINE SPACE LINE ARRANGEMENTS Ishikawa, Goo | Oyama, Motoki Hokkaido University Collection of Scholarly and Academic PapersHokkaido University
RECOGNITION PROBLEM OF FRONTAL SINGULARITIES Ishikawa, Goo Hokkaido University Collection of Scholarly and Academic PapersHokkaido University
Singularities of tangent surfaces to directed curves Ishikawa, G. | Yamashita, T. Hokkaido University Collection of Scholarly and Academic PapersHokkaido University
Singularities of tangent surfaces to generic space curves Ishikawa, G. | Yamashita, T. Hokkaido University Collection of Scholarly and Academic PapersHokkaido University
Duality of Singular Paths for (2,3,5)-Distributions Ishikawa, Goo | Kitagawa, Yumiko | Yukuno, Wataru Hokkaido University Collection of Scholarly and Academic PapersHokkaido University
Generic bifurcations of framed curves in a space form and their envelopes Ishikawa, Goo Hokkaido University Collection of Scholarly and Academic PapersHokkaido University
Singularities of improper affine spheres and surfaces of constant Gaussian curvature Ishikawa, Go-o | Machida, Yoshinori Hokkaido University Collection of Scholarly and Academic PapersHokkaido University
Infinitestimal deformations and stability of singular Legendre submanifolds Ishikawa, Goo Hokkaido University Collection of Scholarly and Academic PapersHokkaido University
THE LOCAL MODEL OF AN ISOTROPIC MAP-GERM ARISING FROM ONE-DIMENSIONAL SYMPLECTIC REDUCTION ISHIKAWA, G. Hokkaido University Collection of Scholarly and Academic PapersHokkaido University