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Sulaymon Eshkabilov


301 total contributions since 2019

research interests: vibrations, optimal control, system modeling and simulation, mechatronics... coding

Sulaymon Eshkabilov's Badges

  • Community Group Solver
  • 6 Month Streak
  • Introduction to MATLAB Master
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  • Revival Level 3
  • Knowledgeable Level 3
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Answered
Finding Complex root for the nonlinear equation with single variable
Hi Ammar, Since your exercise is a nonlinear equation and thus, it is more appropriate to employ Newton-Raphson method for th...

2 days ago | 0

Answered
Plotting Sum of series
Hi, In your exercise, it is more appropriate to use numerical solution approach instead of symbolic math. Here is one of th...

2 days ago | 1

| accepted

Answered
Legend function does not work in R2019b
Hi, Your code is running ok in Win 10 and MATLAB 2019b. You should close all figure windows, run clear all command or/and if ...

2 days ago | 0

Answered
Export data based on latitude and longitude from 3 dimension array
Hi Bekzad, here is the answer: load time TT =datetime(t, 'convertfrom', 'excel'); Now TT are dates. Good luck.

2 days ago | 0

| accepted

Solved


Project Euler: Problem 6, Natural numbers, squares and sums.
The sum of the squares of the first ten natural numbers is, 1^2 + 2^2 + ... + 10^2 = 385 The square of the sum of the first ...

3 days ago

Solved


Make an awesome ramp for a tiny motorcycle stuntman
Okay, given a vector, say v=[1 3 6 9 11], turn it into a matrix 'ramp' like so: m=[1 3 6 9 11; 3 6 9 11 0; 6 9 ...

3 days ago

Solved


03 - Matrix Variables 1
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3a.png>> A 9x9 matrix full of 2's (Hint: use *ones* o...

3 days ago

Solved


Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

3 days ago

Solved


Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

3 days ago

Answered
How do I load the desired columns and rows I want from a csv file?
Hi, The good solution of your exercise is to use xlsread(), e.g. DATA = xlsread('MY_data.xls', 1, 'B1:B999'); Note that the...

3 days ago | 0

Answered
How to convert 3d array to raster (tiff)
Hi, You can get much of help from this source. Good luck.

3 days ago | 1

Answered
Performing a Double Integration
Hi, Here is the corrected code of yours: Beta = 0.2; fun3 = @(x,y) (sqrt( (((1 + 6*Beta)*cos(x) - 6*Beta*sin(x) + 3*Beta*co...

3 days ago | 0

| accepted

Answered
How can I implementation Array factor in matlab?
Hi, In your exercise, you can use [for .. end] or [while ... end] loops with two nested iteration loops. Good luck.

3 days ago | 0

| accepted

Answered
How can I compare variables in two different scripts and two different data sets?
Hi, In general, there are several steps you'd need to perform to compare the data from different data files. Read/import dat...

3 days ago | 0

Answered
Error using Taylor with order n as variable
Hi, Here is the complete answer to your exercise: syms x f(x) = atan(x); syms ii positive integer; for ii=1:10 P(ii) = t...

3 days ago | 0

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Answered
who can i solev this question?
The answer is there: A = [1 -2 3 0; -1 1 0 2; 0 2 0 3; 3 4 0 -2]; det(A)

3 days ago | 0

Answered
How do you apply amplitude modulation to a wav file?
Hi, 1st you would need to read the wav file with: [YY, fs] = audioread('MY_wav.wav'); then perform the AM operations with yx...

3 days ago | 0

| accepted

Answered
why 'colormap' did not change the color of my plots?
Hi, in order to get the colormap effect, the plot has to be 3D (like mesh, surf, etc), e.g.: H=figure, [x, y] = meshgrid(l...

3 days ago | 1

Answered
How can I assign plotting properties to a subplot within a loop
Hi, You have done well in all steps except for one small point after else condition: for k = 1:3 figure(1) subplo...

3 days ago | 0

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Answered
How can I identify the x-values at which the first difference peaks?
Hi, Those 8 peak values of the variable bla can be obtained with: Peaks_bla = bla(idx); Good luck.

3 days ago | 0

Solved


Find last zero for each column
Given a numeric array of arbitrary size, return the row index of the last zero for each column. If a column contains all nonzero...

5 days ago

Solved


Create an index-powered vector
Given a input vector x, return y as index-powered vector as shown below. Example x = [2 3 6 9] then y should be [...

5 days ago

Solved


Find nth maximum
Find nth maximum in a vector of integer numbers. Return NaN if no such number exists. x = [2 6 4 9 -10 3 1 5 -10]; So ...

5 days ago

Solved


N-th Odious
Given index n return n-th <https://oeis.org/A000069 odious number>.

5 days ago

Answered
Why wont it output index?
Just use: [MAX_VAL, INDEX] = min(x) % instead of max() Good luck.

5 days ago | 0

Answered
How to add x labels, y labels, z label and title to a surface plot
title('My plot 3D ....') all of them can be put at the end of your code. Good luck.

5 days ago | 0

Answered
How to add x labels, y labels, z label and title to a surface plot
Just simple as: xlabel('X'), ylabel('Y'), zlabel('Z') Or you can add some notes xlabel('xx notes'), ylabel('yy notes'), z...

6 days ago | 0

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Answered
How can I save a PDF without margins
Hi, you can try to use this option: print('-fillpage','FillPageFigure','-dpdf') good luck.

6 days ago | 0

Answered
Why wont it output index?
Hi, You have done everything correctly except for a couple of minor flaws. Here is the corrected code: function output = MyM...

6 days ago | 0

| accepted

Answered
How can I Import complex vector to SIMULINK to analyze it using spectrum analyzer?
Hi, In this case, the solution can be to feed your model with the real part and imaginary part of your input data (complex va...

6 days ago | 0

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