Advanced Search

Question: Error, final value in for loop must be numeric or character

Question:Error, final value in for loop must be numeric or character

kencom1 110 Maple
syntax loop
May 07 2018
0

Goodday sirs, 

            How can I get over these error message123.mw
 

> 

restart
> 

 
 

(int((1/6)*(eta-s)^3*(S*(s*f[i](s)+3*(diff(diff(f[i](s), s), s))+(diff(f[i](s), s))*(diff(diff(f[i](s), s), s))-f[i]*(diff(diff(diff(f[i](s), s), s), s)))+M^2*(diff(diff(f[i](s), s), s))), s = 0 .. eta))/(1+1/y)

 (1)
> 

G := (int((eta-s)^3*(S*(s*f[i](s)+3*(diff(f[i](s), `$`(s, 2)))+(diff(f[i](s), s))*(diff(f[i](s), `$`(s, 2)))-f[i]*(diff(f[i](s), `$`(s, 3))))+M^2*(diff(f[i](s), `$`(s, 2))))/factorial(3), s = 0 .. eta))/(1+1/y)
 
> 

f[0] := (1/6)*s+(1/6)*s^3:
> 

for i from 0 to n do f[i+1] := (1/6*(-eta^3+eta))*subs(eta = 1, diff(G, `$`(eta, 2)))-eta*subs(eta = G)+G; f[i+1] := subs(eta = s, f[i+1]) end do

Error, final value in for loop must be numeric or character

  
> 

``


Anyone with useful informations please.

Thanking you in anticipation for a favurabke response

Download 123.mw

 
Please Wait...