scrollDegrees(ab',e)
This function computes integers a and b such that $H^0(O_{P(E)}(aH+bR))$ corresponds to basis($\{a',b'\}$,Rcox), where Rcox is the Cox ring of the scroll $P(E)$.
The object scrollDegrees is a method function.
The source of this document is in /build/reproducible-path/macaulay2-1.25.05+ds/M2/Macaulay2/packages/RelativeCanonicalResolution.m2:878:0.