"Source: Text/Incidence/AlgSym.text";
"Line: 1164";
"Date: Fri Sep 26 12:10:10 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Incidence/AlgSym.text, line: 1164
// Example: H159E14 ()
print "Example: H159E14";
ei := GetEchoInput();
SetEchoInput(true);
S := SFASchur(Rationals());
R<a, b, c, d, e> := PolynomialRing(Rationals(), 5);
p := Polynomial(S.[3,2], R);
q := Evaluate(p, [a+1, b+1, c+1, d+1, e+1]);
x, y := IsCoercible(S, q);
y;
SetEchoInput(ei);
