08-Oct-2025 14:08:41 product_rule_test(): MATLAB/Octave version 6.4.0 Test product_rule(). 08-Oct-2025 14:08:41 PRODUCT_RULE MATLAB/Octave version 6.4.0 Create a multidimensional product rule as a product of distinct 1D integration rules. Number of points in 1D rule = 3 Number of points in 1D rule = 2 Creating product quadrature rule X file = "ccgl_d2_o3x2_x.txt". Creating product quadrature rule W file = "ccgl_d2_o3x2_w.txt". Creating product quadrature rule R file = "ccgl_d2_o3x2_r.txt". PRODUCT_RULE: Normal end of execution. 08-Oct-2025 14:08:41 product_rule_test(): Normal end of execution. 08-Oct-2025 14:08:41