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연승 김


Last seen: 3 years ago |  Active since 2021

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Fractional expression to decimal expression in symbolic function
My question is very simple but I don't know the way... I'm beginner so please help me. I use "syms" and make a function. and...

3 years ago | 1 answer | 0

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answer

Question


How to arrange the constraints shape to A matrix and b constants automatically ( Ax <= b)??
Hi. I'm not good at MATLAB so please help me^^ I want to solve LP problem using "linprog", so I have to make inequality constr...

3 years ago | 2 answers | 0

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answers

Question


Why my Nonlinear function cannot be solved??
I'm MATLAB beginner. so please help me~^^* fun_y = function_handle with value: @(y1,y2)y1.*8.0e+1+y2.*7.0e+1-log(y1...

3 years ago | 1 answer | 0

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answer

Question


How to split a function according to their variables?
Hi. I want to split function according to their variables. For example f(x1,x2,y1,y2) = 10*x1 + 20*x2 + 10*y1 + 10*y2 ; And ...

3 years ago | 2 answers | 0

2

answers

Question


What " lo=3 " means in system option???
Hello. I'm MATLAB beginner. So help me please. Now I'm trying to control GAMS by MATLAB code "system" The code is below. syst...

3 years ago | 1 answer | 1

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answer

Question


What " *.form='full' " means in making structure??
I'm a beginner in MATLAB. Please help me. When I make a structure for using GAMS, I use the code below. substitute.name = ...

3 years ago | 1 answer | 0

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answer

Question


How can i create this specific matrix??
Hello. I'm MATLAB beginner. I want to make A matrix like below. ex1) i = 2 j = 3 A = [1,1,0,0,0,0 ; 0,0,1,1,0,0 ; 0,0,0,...

3 years ago | 1 answer | 0

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answer

Question


How can i transfer a specific number in matrix to another number along the solution matrix??
Hello. I'n very novice in MATLAB, so please undersatand me..! My queation is as title. Let me an example. x = [1,0,0,1] % bi...

3 years ago | 3 answers | 0

3

answers

Question


How can i input value in symbolic expression, automatically?
Hi. I'm not good at MATLAB. so it's hard to me... I make symbolic expression, bou I have some trouble. syms a [1 2] syms 'a_x...

3 years ago | 1 answer | 0

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answer

Question


How can i generalize "if statement"
Hi. everyone ~! Thank you for reading^^ I'm a beginner to MATLAB, so please help me..! I want to generalize "if statement" be...

3 years ago | 1 answer | 0

1

answer

Question


How can I use summation and product, simultaneously???
Firstable Thank you for your kind. I'm not good at MATLAB, so I always get information from this web-site. I want to use su...

3 years ago | 1 answer | 0

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answer

Question


How can I make multi parameters using syms, automatically?
I want to make mulit parameters using syms. For example syms 'p%d' [2 2] This code make matrix [p11, p12 ; p21, p22]. And I...

3 years ago | 1 answer | 0

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answer

Question


How can I send the MATLAB data(using loop) to excel???
Hello. I have a touble. I can send the MATLAB single data to excel. I studied it by this website. But, if when the data valu...

4 years ago | 1 answer | 0

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answer

Answered
How can I get a calculated function value???
Thank you for your advice. I checked it before, but the result is not changed... I find a trick for this, but it is not a ul...

4 years ago | 0

Question


How can I get a calculated function value???
I want to calculate Lagrangian fuction. L(x_wt11, x_wt21, x_wt12, x_wt22) = Vt1 * ( (1-p_wt11)^x_wt11 * (1-p_wt21)^x_wt21 )......

4 years ago | 3 answers | 0

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answers