Traceback (most recent call last): File "testcsv.py", line 17, in <module> print(sy.solve([x^2+x+1-t, x^3+x^2-t], x)) File "C:\Python27\lib\site-packages\sympy\solvers\solvers.py", line 902, in so lve solution = _solve_system(f, symbols, **flags) File "C:\Python27\lib\site-packages\sympy\solvers\solvers.py", line 1434, in _ solve_system i, d = _invert(g, *symbols) File "C:\Python27\lib\site-packages\sympy\solvers\solvers.py", line 2422, in _ invert indep, dep = lhs.as_independent(*symbols) AttributeError: 'Or' object has no attribute 'as_independent'
Code: import csv as csv import os import numpy as np import sympy as sy #from sympy import solve, Poly, Eq, Function, exp from sympy import * from numpy import * from numpy.linalg import * from sympy.polys.polyfuncs import interpolate from sympy import Function, dsolve, Eq, Derivative, sin, cos from sympy.abc import x f = sy.Function('f') x = sy.Symbol("x") t = sy.Symbol("t") print(sy.solve([x^2+x+1-t, x^3+x^2-t], x)) print(sy.solve((x^2+x+1-t, x^3+x^2-t), x)) -- https://mail.python.org/mailman/listinfo/python-list