reducible curve

reducible curve

[ri¦düs·ə·bəl ′kərv]
(mathematics)
A curve that can be shrunk to a point by a continuous deformation without passing outside a given region.
References in periodicals archive ?
Among the topics are Koszul cohomology and its applications to moduli, intersection pairing in singular moduli spaces of bundles, arithmetic aspects of moduli spaces on sheaves with curves, and vector bundles on reducible curves and applications.
9] (the non-relative count of reducible curves via floor diagrams) from [FM10, Theorem 1.