Warning: X does not support locale en_US.UTF-8 22-Apr-2023 19:03:26 hexagon_stroud_rule_test(): MATLAB/Octave version 9.14.0.2206163 (R2023a) Test hexagon_stroud(). hexagon_quadrature_test(): Test Stroud rule #1 0: Integral x^0 y^0 dxdy = 2.59808, exact = 2.59808 hexagon_quadrature_test(): Test Stroud rule #2 0: Integral x^0 y^0 dxdy = 2.59808, exact = 2.59808 2: Integral x^0 y^2 dxdy = 0.541266, exact = 0.541266 2: Integral x^2 y^0 dxdy = 0.541266, exact = 0.541266 hexagon_quadrature_test(): Test Stroud rule #3 0: Integral x^0 y^0 dxdy = 2.59808, exact = 2.59808 2: Integral x^0 y^2 dxdy = 0.541266, exact = 0.541266 2: Integral x^2 y^0 dxdy = 0.541266, exact = 0.541266 hexagon_quadrature_test(): Test Stroud rule #4 0: Integral x^0 y^0 dxdy = 2.59808, exact = 2.59808 2: Integral x^0 y^2 dxdy = 0.541266, exact = 0.541266 2: Integral x^2 y^0 dxdy = 0.541266, exact = 0.541266 4: Integral x^0 y^4 dxdy = 0.227332, exact = 0.227332 4: Integral x^2 y^2 dxdy = 0.0757772, exact = 0.0757772 4: Integral x^4 y^0 dxdy = 0.227332, exact = 0.227332 hexagon_stroud_rule_test(): Normal end of execution. 22-Apr-2023 19:03:26