# Az.Sa

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**Content Feed**

Question

maximization with fmincon which of the two codes provided do the correct job

I have the following maximization problem , solve for a_j: s.t k_j = 1x6, R_t= 6x1 , u = @(a) 1/(1-gamma)*a.^(1-g...

6 månader ago | 1 answer | 0

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answerQuestion

Error using barrier Objective function is undefined at initial point. Fmincon cannot continue.

I run the code R=readmatrix(filename1); R=R.'; w=readmatrix(filename2); gamma = 2; Aeq = ones(1,68); ...

8 månader ago | 1 answer | 0

### 1

answerQuestion

read several csv files with space in the name format

Hi I am trying to read several csv file opt.w.matrix.reg. 1 ( please note there is space between . and 1 ) opt.w.matrix.r...

8 månader ago | 1 answer | 0

### 1

answerQuestion

split array to subarray and save it as csv file

Hi, I have a csv file 6 x1086 I want to split it to 181 csv files each files 6x6 and save those files. the first csv file ...

9 månader ago | 1 answer | 0

### 1

answerQuestion

repeat the code with different value each time

Hi I have a matrix w= 6x222 . I have 37 window. I want to repeat the code with different w 37 times. First I use the the fi...

9 månader ago | 1 answer | 0

### 1

answerQuestion

fmincon and choosing different initial values

I have nonlinear optimization problem.I write the MATLAB code using fmincon given below. Now, I want to run the code for differe...

9 månader ago | 1 answer | 0

### 1

answerQuestion

LINPROG requires the following inputs to be of data type double: 'f'.

I am trying to run an LP optimization. My objective function is to estimate that minimize where, , ; please n...

10 månader ago | 2 answers | 0

### 2

answersQuestion

maximisation of the utility function , portfolio optimization

Hi, I am trying to miximize a utility function of an investor , I use CRRA utility , , , is known such that , , , ,...

10 månader ago | 1 answer | 0

### 1

answerQuestion

Length of lower bounds is < length(x); filling in missing lower bounds with -Inf. Problem is unbounded

Hi, I am trying to estimate $a_{j}$ that maximize the following objective function where ; is unknown vector of 1 X ...

10 månader ago | 1 answer | 0

### 1

answerQuestion

maximizing objective function with equality and inequality constraints

Hi, I want to estimate x_1 ,...,x_4 by maximizing subject to and , which function can help me to solve this probl...

11 månader ago | 1 answer | 0

### 1

answerQuestion

maximization nonlinear problem and local maximum solution

Hi, I have the following code to solve nonlinear maximization problem objective = @(x) ( -1.167*x(1)-.03127*x(2)- 1.645*sq...

11 månader ago | 2 answers | 0

### 2

answersQuestion

nonlinear least square optimization

Where, and known I want to solve this problem by using a nonlinear least square optimization . This is the code I t...

11 månader ago | 1 answer | 0

### 1

answerQuestion

minimize linear objective function with quadratic constraint

As stated in Koenker (2005) "Quantile Regression" page 10 equation (1.20). Quantile regression problem has the form may be ...

mer än ett år ago | 2 answers | 0

### 2

answersQuestion

maximization problem , fmincon optimization

Hello, I'm trying to solve this maximization problem with matlab. I use the following code objective = @(x) - ( -.85...

mer än ett år ago | 1 answer | 0

### 1

answerQuestion

simplifying an algebraic expression in 6 variables

hello, can you please help me with the following , I am trying to write matlab code to simplyfy this expression : 0.95 x1 ...

mer än ett år ago | 1 answer | 0