If the option file=>fn with a String fn is given then the result of the computation is stored in the file fn.
This works only when using the package ConvexInterface.
The object file is a symbol.
The source of this document is in /build/reproducible-path/macaulay2-1.25.05+ds/M2/Macaulay2/packages/SRdeformations.m2:7795:0.