i1 : Core.Dictionary # "sin" o1 = sin o1 : Symbol
i2 : Core.Dictionary #? "sin" o2 = true
The object Dictionary is a type, with ancestor class Thing.
The source of this document is in /build/reproducible-path/macaulay2-1.25.06+ds/M2/Macaulay2/packages/Macaulay2Doc/ov_repl.m2:755:0.