def fe(y):
res = free_energy.subs({"y1": y[0], "y2": y[1], "y3": y[2]})
if isinstance(res, sympy.Basic):
#print y
#raise "evaluation returns formula not a number"
#print "evaluation returns formula not a number"
#print y
#print res
try:
res = float(res)
except:
res = np.nan
if res == np.nan:
print "NaN"
return res
"Wplus3": 52000,
"Wminus12": 12000,
"Wminus13": 12000,
"Wminus23": 12000,
"B1": 8000, # 8000
"B2": 8000,
"B3": 8000,
"THETA1": 52500,
"THETA2": 52500,
"THETA3": 52500,
"N1": 1000,
"N2": 1000,
"N3": 1000,
"beta": 1/24}
free_energy = free_energy.subs(param)
sympy.pprint(free_energy)
def fe(y):
res = free_energy.subs({"y1": y[0], "y2": y[1], "y3": y[2]})
if isinstance(res, sympy.Basic):
#print y
#raise "evaluation returns formula not a number"
#print "evaluation returns formula not a number"
#print y
#print res
try:
res = float(res)
except: