"Source: Text/Commut/RngInvar.text";
"Line: 909";
"Date: Tue Jun  7 22:27:15 2016";
"Main: Thu May 25 10:02:38 2023";
// original file: Text/Commut/RngInvar.text, line: 909
// Example: H117E7 ()
print "Example: H117E7";
ei := GetEchoInput();
SetEchoInput(true);
K := GF(2);        
G := CyclicGroup(4);
R := InvariantRing(G, K);
time PrimaryInvariants(R);
time SecondaryInvariants(R);
SetEchoInput(ei);
