Getting warning while running the attached code!!
3 vues (au cours des 30 derniers jours)
Afficher commentaires plus anciens
clear all;
close all;
clc;
syms x
E = 30e3;
s_u= 114;
k_p = 154;
n_p = 0.123;
s_f_p = 169;
e_f_p =1.14;
b = -0.081;
c = -0.67;
N = logspace(0,6); % 2N_f
k_f = 2.22;
s_nom = 50;
s_e_peak = (k_f*s_nom)^2/E
eqn = x*((x/E) + (x/k_p)^(1/n_p)) == 0.4107;
sol = solve(eqn)
Warning: Solutions are parameterized by the symbols: z2. To include parameters and conditions in the solution, specify the 'ReturnConditions'
value as 'true'.
0 commentaires
Réponse acceptée
Walter Roberson
le 30 Mar 2022
That is not an error.. but it can be a nuisance.
format long g
syms x
E = 30e3;
s_u= 114;
k_p = 154;
n_p = 0.123;
s_f_p = 169;
e_f_p =1.14;
b = -0.081;
c = -0.67;
N = logspace(0,6); % 2N_f
k_f = 2.22;
s_nom = 50;
s_e_peak = (k_f*s_nom)^2/E
eqn = x*((x/E) + (x/k_p)^(1/n_p)) == 0.4107;
sol = solve(eqn, 'returnconditions', true)
cond1 = children(sol.conditions,1)
p = sym2poly(lhs(cond1));
z_sols = roots(p);
cond2 = children(sol.conditions,2) & children(sol.conditions,3)
mask = simplify(subs(cond2, z_sols));
valid_sols = z_sols(logical(mask));
overall_sol = vpa(subs(sol.x, sol.parameters, valid_sols))
Plus de réponses (0)
Voir également
Catégories
En savoir plus sur Linear Algebra dans Help Center et File Exchange
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!