first L
i1 : first {a,b,c,d,e} o1 = a o1 : Symbol
i2 : first gens(QQ[x,y,z]) o2 = x o2 : QQ[x..z]
The object first is a function closure.
The source of this document is in /build/reproducible-path/macaulay2-1.25.05+ds/M2/Macaulay2/packages/Macaulay2Doc/functions/first-doc.m2:27:0.