English

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Etymology

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versal +‎ -ity

Noun

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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.