nondifferentiability

English

Etymology

non- +‎ differentiability

Noun

nondifferentiability (uncountable)

1. The quality of not being differentiable.
   • 2016, Xinyue Shen, Steven Diamond, Yuantao Gu, Stephen Boyd, “Disciplined Convex-Concave Programming”, in arXiv‎^[1]:

     In this paper we propose a framework that combines the two ideas, and includes two improvements over previously published work on convex-concave programming, specifically the handling of domains of the functions, and the issue of nondifferentiability on the boundary of the domains.