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mohamed saber


2011 年からアクティブ

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質問


how can i make algebric operation with syms ??
what's wrong with (symadd,symsub,symmul,symdiv) ???

12年以上 前 | 1 件の回答 | 0

1

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質問


plotting
this is my code clear,clc l=.01; m=.01; for x=0:.00001:l; zeta=(m.*cosh(l-x))./(cosh(m.*l)); plot(x,zeta),hold on end ...

13年弱 前 | 2 件の回答 | 0

2

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回答済み
Matrix dimensions must agree.
could you please write the syntax ???

13年弱 前 | 0

質問


Matrix dimensions must agree.
where is the error please ??? clear,clc cp=1005; r=287; d=1.2; v=300; tx=284; px=98; to=298; py=100:200; a1=...

13年弱 前 | 4 件の回答 | 0

4

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質問


solve an equation
hello , i have a problem to solve this equation clear,clc cp=1005; r=287; d=1.2; v=300; to=298; py=1...

13年弱 前 | 1 件の回答 | 0

1

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質問


not explicity equation
hello how can i solve Not explicitly equation .... for example x=(x^2)/y+z x is the undefined value , y,z are given ???...

13年弱 前 | 1 件の回答 | 0

1

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質問


number format
how can i change output number format for ex : x= 5.1235e+003 i want to be 5123.5

約13年 前 | 1 件の回答 | 0

1

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質問


try&erorr
i have variables FS,di and others .. after calculation i get new value of FS by name FS1 .... FS1& FS must be closed together .....

約13年 前 | 2 件の回答 | 0

2

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質問


convert matlab to exe file
i made a matlab program and convert it to exe file by using mcrinstaller .. but i can't see the output in exe window .. it disap...

約13年 前 | 2 件の回答 | 1

2

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質問


array access
n=0; while abs(dQ)>.000001 % tolerance n=n+1; if dQ>.000001 % dQ is positive ... Ej must be increased ...

約13年 前 | 1 件の回答 | 0

1

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質問


iteration
plz .... why there is no answer in this iteration when i use this input by order : 30 , .01 ,1 1000 ,18,.02 ,1.2 ,1200, 2 , .0...

13年以上 前 | 1 件の回答 | 0

1

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質問


try&erorr
i want to ask how can i make try&erorr with reasonable erorr the program is 3 tanks have a different energy .. and they connecte...

13年以上 前 | 1 件の回答 | 0

1

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質問


Conversion to double from sym is not possible.
i want to plot the relation between time&velocity by differentiate displacement , but there is an error syms x t; x=2.5*cos...

13年以上 前 | 1 件の回答 | 0

1

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回答済み
plotting
thanks to all

13年以上 前 | 0

質問


plotting
i've a problem in this code ... there isn't any output graph .. i don't know why ??? for t=0:.00001:1; n=n+1; x1=2.5...

13年以上 前 | 6 件の回答 | 0

6

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質問


how can i plot all for loop's values
i made a for loop programe ,but when i make plot for value .. the result is point .. how can i save all value of for loop and pl...

13年以上 前 | 2 件の回答 | 0

2

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