superrigidity

In the theory of discrete groups, a concept designed to show how a linear representation ρ of a discrete group Γ inside an algebraic group G can, under some circumstances, be as good as a representation of G itself.

Noun

  1. In the theory of discrete groups, a concept designed to show how a linear representation ρ of a discrete group Γ inside an algebraic group G can, under some circumstances, be as good as a representation of G itself.

Origin

From super- + rigidity.