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Haotian Wang


Last seen: presque 3 ans il y a |  Actif depuis 2021

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Question


how to delete data with special value in an array?
there is an array with 800 values, and the mean of these can be calculated. I would like to delete the value over or less than...

presque 3 ans il y a | 1 réponse | 0

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Question


why does the command window show 'Unrecognized function or variable 'beta_est'.'? how to solve it?
syms bets_est; for t=1:n-1; func=(sigma2(t+1)-sigma2(t))/(S(t+1)-S(t))*S(t)/sigma2(t)==beta_est(t)-2; end solve(eq,beta_...

presque 3 ans il y a | 1 réponse | 0

1

réponse

Question


Why do I get an error in this function and how to solve it?
function r=OU_SAMPLE (n,dt,beta,theta,sig,r0); t(1)=0; x(1)=theta-r0; r(1)=r0; for i=1:n-1; t(i+1)=i*dt; v=(exp(2*...

presque 3 ans il y a | 1 réponse | 0

1

réponse