PolynomialCheck is the name of an optional argument. Its value is a Boolean value, which determines whether or not to check if a solution of the deformation equation lifts trivially to arbitrary order. Default value is true
The object PolynomialCheck is a symbol.
The source of this document is in /build/reproducible-path/macaulay2-1.25.05+ds/M2/Macaulay2/packages/VersalDeformations.m2:1146:0.