umbilic


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umbilic

[u̇m′bil·ik]
(mathematics)
References in periodicals archive ?
Danko Arlington cast the Umbilic Torus SC (Simons Center) sculpture entirely out of silicon bronze, and the finished piece was welded together as an assembly at neighboring New Arts Foundry, a Baltimore shop that specializes in investment casting bronze.
iii) The point P is umbilic on S iff it is umbilic on [?
2] then the surface is a piece of a plane or a sphere because every point is an umbilic.
KLEIN, On universality of critical behaviour in the focusing nonlinear Schrodinger equation, elliptic umbilic catastrophe and the tritronquee solution to the Painleve-I equation, J.
Moreover, owing to spherical symmetry, all points in the corresponding surfaces [summation] and [summation]' have constant Gaussian curvature relevant to their respective manifolds and centres of symmetry, so that all points in the respective surfaces are umbilic.