Summation of vectors: use of sum function in loop
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jacob Mitch
le 28 Oct 2019
Commenté : Shubham Gupta
le 30 Oct 2019
Say I have a a series %%(1/t)\sqrt{\sum_{k=1}^{s}(vector^t+vectortwo^t)^2}%% or (1/t)*sqrt of (sigma from t=1 to s) (vector^t+vectortwo^t)^3
Im tyring to do a summation of this but I'm not sure how i'm doing I have tried
vector=[1;2;3;4;5;6];
vectortwo=[1;3;4;5;6;8];
s=length(vector);
count=0;
for t=1:s
Value=sum(vector.^t+vectortwo.^t).^3
Newvalue=(1/t)*sqrt(Value);
count=count+Value;
end
Have I made an error somewhere in for loop
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Shubham Gupta
le 29 Oct 2019
Modifié(e) : Shubham Gupta
le 29 Oct 2019
I think
Newvalue=(1/t)*sqrt(Value);
should be outside the for loop :
vector=[1;2;3;4;5;6];
vectortwo=[1;3;4;5;6;8];
s=length(vector);
total=zeros(size(vector)); % change the name of the count
for t=1:s
Value=(vector.^t+vectortwo.^t).^3
total=total+Value;
end
NewValue = (1/s)*sqrt(total); % Output is 6x1 vector
Also, your mentioned series seems to be mathematically incorrect, since 't' can never be out of the "sigma". So, my understanding is it should be 's' instead of 't'
2 commentaires
Shubham Gupta
le 30 Oct 2019
Glad I could help, if it solved your question, please consider accepting the answer
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