Contact and support
Need help, have a question, or want to contact the ResearchHub team?
© 2026 ResearchHub. Built for responsible scholarly connection.
Privacy-aware community infrastructureResearch graph
References from Simple umbilics revisited. Local targets link to admitted publications; unresolved targets remain external evidence.
On differential equations and umbilici
10.1080/14786446308643575 · 1863 · External reference
Sur la forme des lignes de courbure dans la voisinage d'un ombilic
1896 · External reference
Singularities of vector fields on the plane
10.1016/0022-0396(77)90136-x · 1977 · External reference
Structurally stable configurations of lines of principal curvature
1982 · External reference
Unresolved reference
1994 · External reference
Foliations on Surfaces
2000 · External reference
Unresolved reference
1988 · External reference
