versality

English

Etymology

From versal +‎ -ity.

Noun

versality (uncountable)

1. (mathematics) The condition of being versal
   • 2015, Maxim Kazarian, Sergey Lando, Dimitri Zvonkine, “Universal cohomological expressions for singularities in families of genus 0 stable maps”, in arXiv‎^[1]:

     We consider families of curve-to-curve maps that have no singularities except those of genus 0 stable maps and that satisfy a versality condition at each singularity.