how to plot by varying initial conditions

%plot n vs x n vs y
for n=1:10
[t,r]=ode45(@fn,[0 140],[0.01+n 0.01 ])
plot (n,r(:,1))
end
function dr=fn(t,r)
x=r(1); y=r(2);
dr=zeros(2,1)
dr(1)=x+y;
dr(2)=x-y;
end
pl plot n vs x

Antworten (1)

KSSV
KSSV am 25 Jul. 2021

0 Stimmen

function myfun()
%plot n vs x n vs y
R = cell(10,1) ;
figure
hold on
for n=1:10
[t,r]=ode45(@fn,[0 140],[0.01+n 0.01 ]) ;
R{n} = r(:,1) ;
plot(t,R{n})
end
end
function dr=fn(t,r)
x=r(1); y=r(2);
dr=zeros(2,1) ;
dr(1)=x+y;
dr(2)=x-y;
end

4 Kommentare

shiv gaur
shiv gaur am 25 Jul. 2021
plot n vs x not t vs x
shiv gaur
shiv gaur am 25 Jul. 2021
not working
KSSV
KSSV am 25 Jul. 2021
This is the plot obtained. n is a single number, how you can plot? Plot wrt to t and go for legend. Check is code giving correct results.
shiv gaur
shiv gaur am 30 Aug. 2021
using index array

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R2021a

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am 25 Jul. 2021

Kommentiert:

am 30 Aug. 2021

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