Why does the loop not work for the increment stated?

for t= 0:1:20
a= [t, sin(t), 0];
b= [0, 0, cos(t)];
v= a + b;
end
The loop only calculates the value of v for 20, not 0 to 20 as stated by the increment. What have I done wrong? I need it to calculate the vector v for numbers 0 all the way to 20.

 采纳的回答

Your code is essentially correct. If you want all the itermediate results, you need to index ‘v’:
for t= 0:1:20
a= [t, sin(t), 0];
b= [0, 0, cos(t)];
v(t+1,:)= a + b;
end

4 个评论

Sorry but how would I do that? I changed the code to what you have shown but it doesn't work.
" I changed the code to what you have shown but it doesn't work."
What exactly does "it doesn't work" mean? I tried Star Strider's code and got this:
v =
0.00000 0.00000 1.00000
1.00000 0.84147 0.54030
2.00000 0.90930 -0.41615
3.00000 0.14112 -0.98999
4.00000 -0.75680 -0.65364
5.00000 -0.95892 0.28366
6.00000 -0.27942 0.96017
7.00000 0.65699 0.75390
8.00000 0.98936 -0.14550
9.00000 0.41212 -0.91113
10.00000 -0.54402 -0.83907
11.00000 -0.99999 0.00443
12.00000 -0.53657 0.84385
13.00000 0.42017 0.90745
14.00000 0.99061 0.13674
15.00000 0.65029 -0.75969
16.00000 -0.28790 -0.95766
17.00000 -0.96140 -0.27516
18.00000 -0.75099 0.66032
19.00000 0.14988 0.98870
20.00000 0.91295 0.40808
What do you expect to get?
I tried again and that's what I got. Thanks for the help.
@Stephen — Thank you.
@Hariyali Ramesh — If my Answer helped you solve your problem, please Accept it!

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