>> TestCircularIntegral_v7 Symbolic pkg v3.0.1: Python communication link active, SymPy v1.10.1. warning: passing floating-point values to sym is dangerous, see "help sym" warning: called from double_to_sym_heuristic at line 50 column 7 sym at line 379 column 13 mtimes at line 54 column 5 poly2sym at line 76 column 7 TestCircularIntegral_v7 at line 3 column 6 A(z) = (symfun) z - + 1 2 ans = (sym) -2.0000000000000000000000000000000 funcz(z) = (symfun) 1 ----------------- / 1 \ /z \ |1 + ---|*|- + 1| \ 2*z/ \2 / funcf(f) = (symfun) 1 ---------------------- / -I*f\ / I*f \ | e | |e | |1 + -----|*|---- + 1| \ 2 / \ 2 / ans = (sym) 0 >> ?