"Source: Text/Basics/FldForms.text";
"Line: 571";
"Date: Thu Sep 25 14:47:46 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Basics/FldForms.text, line: 571
// Example: H30E7 ()
print "Example: H30E7";
ei := GetEchoInput();
SetEchoInput(true);
K<a> := GF(7,2);           
J := Matrix(K,3,3,[1,2,1, 2,1,0, 1,0,2]);  
V := VectorSpace(K,3,J);
IsNondegenerate(V);
assert not $1;
R := Radical(V);
H := (Dimension(R) eq 0) select V else
  sub<V|[e : e in ExtendBasis(B,V) | e notin B] where B is Basis(R)>;
HyperbolicSplitting(H);
SetEchoInput(ei);
