Community Profile

# Dyuman Joshi

Last seen: Today Active since 2012

Mechanical Engineer IITG'20

Programming Languages:
MATLAB
Spoken Languages:
English
Professional Interests:
Fluid Dynamics, Aerospace Engineering, Aerodynamics, Computational Fluid Dynamics (CFD)

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How do I plot the different elements of a matrix in a single plot?
for t = 0:1:100 omega1 = 0.02*cos(0.15*t) + 0.03*sin(0.15*t); omega2 = 0.03*cos(0.15*t) - 0.02*sin(.15*t); omega3...

6 hours ago | 0

Generate array of sequence pairs without iteration
A combination of repelem and repmat - M=13;N=8; %corresponding arrays m=1:M;n=1:N; out1=[repelem(m',N,1) repmat(n',M,1)] ou...

1 day ago | 0

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How to store values in matrix form for differn iteration
Use reshape() %in case of row array x=1:3500; y=reshape(x,7,500)' %in case of column array a=(1:3500)'; b=reshape(a,7,500)...

1 day ago | 0

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Convert Equastion to Matlab Code
Transfer Function Model Example for reference

2 days ago | 1

How do i plot many short horizontal lines when a value is available?
%random data A=randi(100,1,10) B=randi(100,1,12) %You can not use max, because A has less elements than B elements N=min([nu...

3 days ago | 0

Convert numeric 2D array to array of orders of values
I couldn't think of a vectorized solution (yet), so here is the for loop approach. I will update my solution, if and when I fin...

4 days ago | 0

Solved

feeling VERY lucky?
Just like Matthew's problem 2793 and Edward's problem 2872 (guess the number that Cody is thinking) but now you must solve it in...

4 days ago

Variable passed through function doesn't work
How are you calling the function? Also, Use strcmp or isequal to compare strings behavior = 'drug' isequal(behavior,'drug') ...

5 days ago | 0

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can someone check the code i have problem
You can do that without defining C (If I understand what you want to do correctly) B = [4;6;4;6;6;4]; m = 6; n = 30; L = 200...

5 days ago | 0

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How to write this thetta fuction in Matlab? I have an example code in Python
@Beket, your code needs some changes 94th and 95th line of your code, you used b in c_rinf before defining it. c_rinf = @(r) Q...

5 days ago | 1

Writing IF STATEMENT that omits empty fields in different arrays of a structure
You need to use () with isempty, otherwise it would assume the input to be a string array y = []; isempty(y) isempty y %even...

5 days ago | 0

Arranging a vector to new index position
You mean like this n=15; E = randi(50,1,n) idx = randperm(n) Eprime = E(idx)

6 days ago | 2

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How can I rearrange this matrix into new one?
Assuming data is homogenous (In pairs throught-out), and end value is greater than or equal to first value. data=[50 67.5; ...

6 days ago | 1

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Why my function is not vectorized
dv = [1 5 10 20 50]; vc = sqrt(0.8*200*2*365*24*3600)/1000; figure for i = 1:5 dvc = dv(i); %vectorizing the functi...

6 days ago | 1

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How to create a matrix of ones and zeros with location of ones based on array that also contains zeros?
You get the error because the code includes 0 as an index. V = [3 1 1 5 0 4]; idx = V~=0; m = max(V); n = numel(V); R =...

7 days ago | 0

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Solved

Counting Permutations
In the permutations of the numbers 1 to n, count the number of permutations in which exactly m elements are greater than the pre...

7 days ago

How to change entries in matrix based on another matrix?
A=[0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0...

7 days ago | 0

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Why does an array have a different column dimension than the array used to define that array?
You have defined B directly from a logical condition. When you do so, MATLAB checks for logical true values and defines accordin...

7 days ago | 0

| accepted

Solved

Play PRIMEGAME
Have you ever used the Sieve of Eratosthenes and said, "I wonder whether there’s a less efficient way to find prime numbers."? N...

7 days ago

Solved

Evaluating continued fractions
Given row vector c=[c0 c1 c2 c3 ...] evaluate the continued fraction x=c0+1/(c1+1/(c2+1/(c3+...))) If c is a ...

8 days ago

Problem

Counting Permutations
In the permutations of the numbers 1 to n, count the number of permutations in which exactly m elements are greater than the pre...

8 days ago | 1 | 6 solvers

Solved

Determine flows of given probability using empirical frequency analysis
Write a function that takes as input observations of peak streamflow and exceedance probabilities expressed as percentages an...

9 days ago

Solved

Find number patterns in rows of a matrix...
So I think this may be a hard one, may be it was only hard for me! So here is what it is, I will give a matrix, with some numbe...

10 days ago

Report r_n and n when |r_n − r_n−1|< 10−9 (while-loop).
You have to update the values inside the while loop. One way to do is F=[2 3 5]; %defining rn = F(n+1)/F(n) r=F(2:3)./F(1:2)...

10 days ago | 0

Grouping elements in a matrix
M = [2 1.3 1.4 1.1 -1 -0.9 -0.5 0 0.5 0.9 1.1 0.9 1.6 0.8 0.2 1.1]; index=and(M>-1, M<1); idx=unique([1 find(di...

10 days ago | 0

How to associate a range of values to a certain vector component in a if statement?
You can put all the clalfaws in a single array and using indexing - arr=[clalfaw1 clalfaw2 clalfaw3 clalfaw4 clalfaw5]; idx=fl...

10 days ago | 0

| accepted

Solved

Hermite Polynomials
Return the _n_-th <http://en.wikipedia.org/wiki/Hermite_polynomials Hermite polynomial> of the physicists' type. Assume that ...

11 days ago

Solved

Given a matrix X, manipulate it accordingly
Given a matrix X, 1st add a column to the matrix whose elements are the summation of each rows. Then add a row to the matrix who...

11 days ago

Solved

Hermite Polynomials
Problem 1304 deals with Hermite polynomial of the physicist's type. In this problem, Return the n-th Hermite polynomial of the ...

11 days ago