Cusp

See also: Cuspid

A cusp is the most pointed end of a curve. It often refers to cusp (anatomy), a pointed structure on a tooth.

Cusp or CUSP may also refer to:

Mathematics

• Cusp (singularity), a singular point of a curve
• Cusp catastrophe, a branch of bifurcation theory in the study of dynamical systems
• Cusp form, in modular form theory
• Cusp neighborhood, a set of points near a cusp
• Cuspidal representation, a generalization of cusp forms in the theory of automorphic representations

Science and medicine

• Beach cusps, a pointed and regular arc pattern of the shoreline at the beach
• Behavioral cusp, a change in behavior with far-reaching consequences
• Caltech-USGS Seismic Processing, software for analyzing earthquake data
• Center for Urban Science and Progress, a graduate school of New York University focusing on urban informatics
• CubeSat for Solar Particles, a planned NASA satellite
• Cusp (anatomy), a pointed structure on a tooth
  • Nuclear cusp condition, in electron density
• Cusps of heart valves, leaflets of a heart valve

Other uses

• Cusp (astrology)
• Cusp (film), a 2021 American documentary following three teenage girls at the end of summer
• Cusp (novel), a 2005 science fiction story by Robert A. Metzger
• Cusp Conference, an annual gathering of thinkers, innovators, etc. from various fields
• Cusp generation, a name given to those born during the transitional years of two generations