"Source: Text/Basics/RngPol.text";
"Line: 252";
"Date: Fri Sep 26 14:29:19 2025";
"Main: Fri Sep 26 14:29:19 2025";
// original file: Text/Basics/RngPol.text, line: 252
// Example: H24E2 ()
print "Example: H24E2";
ei := GetEchoInput();
SetEchoInput(true);
P<x> := PolynomialRing(Integers());
f := x^3+3*x+1;
f;
P<x> := PolynomialAlgebra(Integers());
f := elt< P | 2, 3, 0, 1 >;
f;
P ! [ 2, 3, 0, 1 ];
Q := RationalField();
Q ! [1, 2];
P<x> := PolynomialRing(Q);
P ! [1,2];
P ! Q ! [1,2];
P ! [ [1,2], [2,3] ];
SetEchoInput(ei);
