Python for Differential Equations

概述 fromsympyimport*importnumpyasnpc,t=symbols('c,t')expr=c*(4-c)#Solvec(4-c)=0:equil=solve(expr,c)print(equil)ys=np.arange(-2,7)#howtogenerateanappropriatearrayincludesequilautomatically?dys=np.ar

 

from sympy import *import numpy as npc, t = symbols('c, t')expr = c*(4 - c)# Solve c(4 - c) = 0:equil = solve(expr, c)print(equil)ys = np.arange(-2, 7) # how to generate an appropriate array includes equil automatically?dys = np.array([expr.subs(c, yi) for yi in ys])print(ys, dys)# Solve the differential equation y' = y(4 - y):y = Function('y')dsols = dsolve(Eq(y(t).diff(t), y(t)*(4 - y(t))), y(t))

 

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