186 	OPNode* op1 = create_binary_op_node(OP_TIMES,v5,x1);   //op1 = v5*x1  in BOOST_FIXTURE_TEST_SUITE()
187 	OPNode* op2 = create_uary_op_node(OP_SIN,v10);         //op2 = sin(v10)  in BOOST_FIXTURE_TEST_SUITE()
188 	OPNode* op3 = create_binary_op_node(OP_TIMES,op2,x1);  //op3 = op2*x1  in BOOST_FIXTURE_TEST_SUITE()
189 	OPNode* op4 = create_binary_op_node(OP_PLUS,op1,op3);  //op4 = op1 + op3  in BOOST_FIXTURE_TEST_SUITE()
190 	OPNode*	op5 = create_binary_op_node(OP_TIMES,v10,x2);  //op5 = v10*x2  in BOOST_FIXTURE_TEST_SUITE()
191 	OPNode* op6 = create_binary_op_node(OP_PLUS,op4,op5);  //op6 = op4+op5  in BOOST_FIXTURE_TEST_SUITE()
192 	OPNode* op7 = create_binary_op_node(OP_DIVID,x3,v6);   //op7 = x3/v6  in BOOST_FIXTURE_TEST_SUITE()
193 	OPNode* op8 = create_binary_op_node(OP_MINUS,op6,op7); //op8 = op6 - op7  in BOOST_FIXTURE_TEST_SUITE()
231 	OPNode* op1 = create_binary_op_node(OP_TIMES,v5,x1); //op1 = v5*x1  in build_linear_function2_manually()
232 	OPNode* op2 = create_uary_op_node(OP_NEG,v10);       //op2 = -v10  in build_linear_function2_manually()
233 	OPNode* op3 = create_binary_op_node(OP_TIMES,op2,x1);//op3 = op2*x1  in build_linear_function2_manually()
234 	OPNode* op4 = create_binary_op_node(OP_PLUS,op1,op3);//op4 = op1 + op3  in build_linear_function2_manually()
235 	OPNode*	op5 = create_binary_op_node(OP_TIMES,v10,x2);//op5 = v10*x2  in build_linear_function2_manually()
236 	OPNode* op6 = create_binary_op_node(OP_PLUS,op4,op5);//op6 = op4+op5  in build_linear_function2_manually()
237 	OPNode* op7 = create_binary_op_node(OP_DIVID,x3,v6); //op7 = x3/v6  in build_linear_function2_manually()
238 	OPNode* op8 = create_binary_op_node(OP_MINUS,op6,op7);//op8 = op6 - op7  in build_linear_function2_manually()
275 	OPNode* op1 = create_binary_op_node(OP_TIMES,x2,x1);  in build_nl_function1_manually()
276 	OPNode* op2 = create_uary_op_node(OP_SIN,x1);  in build_nl_function1_manually()
277 	OPNode* op3 = create_binary_op_node(OP_TIMES,op1,op2);  in build_nl_function1_manually()
278 	OPNode* op4 = create_binary_op_node(OP_DIVID,op3,x3);  in build_nl_function1_manually()
279 	OPNode* op5 = create_binary_op_node(OP_TIMES,x2,x4);  in build_nl_function1_manually()
280 	OPNode* op6 = create_binary_op_node(OP_PLUS,op4,op5);  in build_nl_function1_manually()
281 	OPNode* op7 = create_binary_op_node(OP_DIVID,x1,x2);  in build_nl_function1_manually()
282 	OPNode* op8 = create_binary_op_node(OP_MINUS,op6,op7);  in build_nl_function1_manually()
331 	OPNode* root = create_uary_op_node(OP_SIN,x1);  in BOOST_AUTO_TEST_CASE()