vector fields built in 0.049510955810546875 monomial () done 124.0 s monomial (1,) done 163.8 s monomial (2,) done 201.4 s monomial (3,) done 260.1 s monomial (4,) done 310.7 s monomial (1, 2) done 351.0 s monomial (1, 3) done 362.2 s monomial (1, 4) done 382.4 s monomial (2, 3) done 413.1 s monomial (2, 4) done 420.4 s monomial (3, 4) done 472.7 s monomial (1, 2, 3) done 486.2 s monomial (1, 2, 4) done 500.6 s monomial (1, 3, 4) done 514.3 s monomial (2, 3, 4) done 524.3 s monomial (1, 2, 3, 4) done 535.5 s checked 240 test functions; 0 nonzero coefficients