"Source: Text/Geometry/Scheme.text";
"Line: 6459";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Geometry/Scheme.text, line: 6459
// Example: H122E49 ()
print "Example: H122E49";
ei := GetEchoInput();
SetEchoInput(true);
A<x,y,z> := AffineSpace(Rationals(),3);
f := Automorphism(A,2*y+3*z) * Translation(A,A ! [2,3,5]);
l,t := AffineDecomposition(f);
l,t;
f eq l * t;
assert $1;
p := A ! [1,2,3];
f(p);
t(l(p));
SetEchoInput(ei);
