"Source: Text/Geometry/ModAbVar.text";
"Line: 5012";
"Date: Thu Sep 25 14:47:45 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Geometry/ModAbVar.text, line: 5012
// Example: H148E78 ()
print "Example: H148E78";
ei := GetEchoInput();
SetEchoInput(true);
H := End(JZero(22));
H ! Matrix(Integers(), 4, 4, 
             [9, -4, 0, 2, 0, 6, 0, 0, 2, -6, 11, -2, 3, -4, -0, 8]);
SetEchoInput(ei);
