[GAP Forum] Testing action of automorphisms on groups

[Siddhartha Sarkar]

 Dear Stephen,

Thanks. It still shows an error.

Siddhartha


gap> p:=Image(a1,x1);

Error, usage: Image(<map>), Image(<map>,<elm>), Image(<map>,<coll>) at
/Users/sidhu/Desktop/GAP/gap-4.10.2/lib/mapping.gi:198 called from

<function "Image">( <arguments> )

 called from read-eval loop at *stdin*:19

you can 'quit;' to quit to outer loop, or

you can 'return;' to continue

brk> return;

Error, Function call: <func> must return a value

not in any function at *stdin*:19