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jiang tao


Last seen: 4 years 前 |  自 2018 起处于活动状态

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Polynomial using linear least squares fitting
I want to determining an objective polynomial P(s) by the condition P(s)=P_pie(s)/(2*sqrt (real (ZL(s)))) P_pie(s) is a p...

6 years 前 | 2 个回答 | 0

2

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What function should I use to solve the inequality equations?
for example： {x1+x2=139 ;y1+y2=834 ; z1+z2=1390 } and {12.5*x1+15*y1+14*z1<17000 ; 0.0286*x1+0.0315*y1+0.0297*z1<28.5 ; 1...

6 years 前 | 0 个回答 | 0

0

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confuse with the 'String' and 'Value' when I use the GUIDE to app designer migration tool
I change the fig code to the app designer code by using the GUIDE to app designer migration tool,and I need correct the code.But...

6 years 前 | 1 个回答 | 0

1

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I get the wrong polyfit
ftz = [1.4846i 1.1582i]; P_pie=poly(ftz);%roots=ftz for j=-2:0.01:2 k=floor(((j+2)/0.01)+1); P_pie_subs(k)...

6 years 前 | 1 个回答 | 0

1

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why polyfit poly roots is not equal to primitive poly roots
x=(-1:0.01:1); syms w; p_pie=(w-1.6)*(w+1.2)*(w-1.5)*(w-1.2); %fitting p=sqrt(2)*p_pie,the roots of p is equal to p_p...

6 years 前 | 1 个回答 | 0

1

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