Please help!!!!First input must be a function handle

7 vues (au cours des 30 derniers jours)
Alex Cruz
Alex Cruz le 13 Mai 2018
this is my code:
syms x;
a = -5;
b = 5;
f = 1/(1+x^2);
n=57;
h = (b-a)/(2*n);
k = linspace(a,b,2*(n+1));
s = arrayfun(f,k);
I want to aplly f to all the elements of k but it gives a error "First input must be a function handle"
Thx for your time

Réponse acceptée

Stephan
Stephan le 13 Mai 2018
Modifié(e) : Stephan le 13 Mai 2018
Hi
try this:
syms x;
a = -5;
b = 5;
f = @(x)1/(1+x^2);
n=57;
h = (b-a)/(2*n);
k = linspace(a,b,2*(n+1));
s = arrayfun(f,k);
Best regards
Stephan
  2 commentaires
Alex Cruz
Alex Cruz le 13 Mai 2018
it worked, thanks a lot
Stephan
Stephan le 13 Mai 2018
Hi Alex,
nice. Please accept helpful answers in order to help people with similar problems finding helpful answers.
Best regards
Stephan

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