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Qiandong Dong


Last seen: 4달 전 2019 이후 활성

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Help!!! Why is it prompted that the subscript indices must be positive integer or logical type?
clear;clc;close all; for e=1:0.2:2 n=(e-0.8)/0.2; h(n)=n; end h Why is it prompted that the subscript indices must be pos...

6달 전 | 답변 수: 1 | 0

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help!!!plot problem not a line
clear all a=400; b=2; k=6; v=200; e=2; cp=2; pr=1; w=15; u=0.1:1; p=(2.*a.*v + 2.*b.*v.*w - 2.*cp.*e.*k.*v - a.*b.*pr....

1년 이상 전 | 답변 수: 1 | 0

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help!!! with plot
clear all a=200;b=5;cm=10;cr=3;v=600;k=6;u=0.1;s=0.2;e=2;cp=2;t=1; pr=1:10; r=-(pr*u*(b*cm - a + cp*e*k + b*cp*e*t))/(8*v + 2...

1년 이상 전 | 답변 수: 3 | 0

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how to reduce the time of calling functions

1년 이상 전 | 답변 수: 3 | 0

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Help! x(i,j,k,l) is a continuous variable, how to show its value?
when i run 'x', matlab shows 'OptimizationVariable', no value ,why? the results showed the function value.the model is feasible....

1년 이상 전 | 답변 수: 0 | 0

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HELP!how to show the solution matrix variable x(i,j,k,l)
x(i,j,k,l)is a solution,how to show let's value or how to save it into excel?

1년 이상 전 | 답변 수: 1 | 0

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HELP!!! how to deal with x(i,j,k,l).*y(j,k,l).*d(j,k)
I see. U cannot times variable(sign) matrix. But how to express large-scale nonlinear function in matlab?

1년 이상 전 | 0

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HELP!!! how to deal with x(i,j,k,l).*y(j,k,l).*d(j,k)
my function contains some high dimonsional matrix:how to deal with x(i,j,k,l).*y(j,k,l).*d(j,k)? and matlab warnings a argument...

1년 이상 전 | 답변 수: 1 | 0

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