Community Profile # CHANDRABHAN Singh

Last seen: 4 months ago Active since 2020

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Question

Color of surf function
I wamt to plot 3 spheres with different colours. But i am unable to do it. I am sharing the code as well. Thank you for your hel...

8 months ago | 2 answers | 0

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Question

intersection of 3d convex hull
https://in.mathworks.com/matlabcentral/fileexchange/30892-analyze-n-dimensional-convex-polyhedra?s_tid=srchtitle The intersec...

11 months ago | 1 answer | 0

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Question

Convert convexhull to stl file
I have a set of 3d coordiante points. How can i convert the convert the convex hull into stl file. p = [113.6466 111.8984 112...

1 year ago | 1 answer | 0

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Question

does convex hull intersect?
Hello. The codes shown produces two convhull. I want to generate a parameter p such that if convhull intersect, p=false else, ...

1 year ago | 2 answers | 0

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Question

does two polygons interest or not?
Let's say these are two non interscting ploygons (shown below). How can i get a logical relationship out of this. Something li...

1 year ago | 2 answers | 0

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Question

if and else loop problem
if (loop==false && centre(ii,1)<95 ) centre(ii,:) = centre(ii,:)+ [0.1 0]; elseif (loop==false && centre(ii,2)<95)...

1 year ago | 1 answer | 0

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Question

How to export a 3d surface to Ansys apdl?
I want to export a complex geomtery from matlab to ansys apdl for meshing. For example how can i import the sphere shown below t...

1 year ago | 0 answers | 0

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Question

how to decrease the x-axis from left to right
plot option increses the axis from left to right. How can we reverse this (decrese the x-axis from left to right), something lik...

1 year ago | 1 answer | 0

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Question

how to determine the trace of the graph.
Let's say i have plotted a cylinder in the matlab graph. Code is given below. r = 4; [X,Y,Z] = cylinder(r); h = 20; Z = Z*h...

1 year ago | 0 answers | 0

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Question

assigning of multiple arrays
I have 5 different arrays of same size. How can i optimize this? Something like rhoo = thetaa = thetaa1 = thetaa2 = zeros(ss2,1...

1 year ago | 1 answer | 0

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Question

Can we rotate the plot(x, y)
for w=0.5:0.1:1 l = w; thet = 0:1:60; theta = thet .*(pi/180); c = cos(theta); p = 4*(1-l^2).*(c.^2) + (2*l - 1)^2; q = 2*...

1 year ago | 1 answer | 0

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Question

Error while plotting the polar plot
%I have an expression which is plotted using the polarplot. a = 1/(2.*cos(theta)) e = 0.5; thet = -60:1:60; theta = thet .*...

1 year ago | 1 answer | 0

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Solved

Convert from Base 10 to base 5
Convert the input number from base 10 into base 5: for example: if a(in base 10)= 5 then a(in base 5)= 10

2 years ago

Solved

Pattern Sum
Write a function which receives two single digit positive integers, (k and m) as parameters and calculates the total sum as: k...

2 years ago

Solved

Get all prime factors
List the prime factors for the input number, in decreasing order. List each factor. If the prime factor occurs twice, list it as...

2 years ago

Solved

Factorize THIS, buddy
List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

2 years ago

Solved

Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

2 years ago

Solved

Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

2 years ago

Solved

Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

2 years ago

Solved

Proper Factors
Generate the proper factors of input integer _x_ and return them in ascending order. For more information on proper factors, ref...

2 years ago

Solved

Project Euler: Problem 3, Largest prime factor
The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number being input, input might be ui...

2 years ago

Question

How to factorize 13916767508299776?
Hi, I want to factorize 13916767508299776 into its prime factors. How can ew do that? Thanks in advance.

2 years ago | 2 answers | 0

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Solved

Prime factor digits
Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...

2 years ago

Solved

Project Euler: Problem 2, Sum of even Fibonacci
Each new term in the Fibonacci sequence is generated by adding the previous two terms. By starting with 1 and 2, the first 10 te...

2 years ago

Solved

Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

2 years ago

Solved

Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

2 years ago

Solved

Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

2 years ago

Solved

Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

2 years ago

Solved

Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

2 years ago

Solved

Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

2 years ago