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# Dyuman Joshi

##### Last seen: 3 giorni ago
707 total contributions since 2018

Mechanical Engineering, IIT Guwahati

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サイズが n*2n の "mirror" 行列（対称行列）を作成しましょう。 例: n=2 の場合、以下のような出力を返します。 m = [ 1 2 2 1 1 2 2 1 ] n = 3 の場合、以下のよう...

circa un mese ago

How to remodify matrix
You can use following commands. Let the 6x4 matrix be 'xyz'. file1 = xyz[1,:;4,:] file2 = xyz[2,:;5,:] file3 = xyz[3,:;6,:]

2 mesi ago | 1

| accepted

Explicit solution could not be found. using solve command
Instead of using '=' operator in the solve command, use '==' operator. Also, it would be better to include the whole first ter...

2 mesi ago | 0

How can delete specific values from below matrix?
To delete elements(columns here) from a matrix(distance) that don't meet a condition (distance>=50), you can do this distance(d...

2 mesi ago | 0

Solved

Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

3 mesi ago

Solved

Mode
Find the mode of the vector Assumption: no vector is bimodal Example 1: input=[1 2 3 4 4]; output=4 Example 2: input=[7...

3 mesi ago

Solved

Distance walked 3D
suppose you go from x-y-z coordinates [3,4,2] to [0,0,2] to [0,1,2] to [1,1,2], to [1,1,20] then you walked 25 units of distance...

3 mesi ago

Solved

check whether a number is a pentatope number
https://en.wikipedia.org/wiki/Pentatope_number

3 mesi ago

Solved

An n-sided regular polygon is drawn within a circle whose radius is 'r', what will be the area of the polygon?
area of a polygon is p*a/2. where, p is the perimeter and a is the apothem i.e. the normal distance from center to any of the ...

3 mesi ago

Solved

generate nth pentatope number
https://en.wikipedia.org/wiki/Pentatope_number

3 mesi ago

Solved

Rescale Scores
Each column (except last) of matrix |X| contains students' scores in a course assignment or a test. The last column has a weight...

3 mesi ago

Solved

Verify Law of Large Numbers
If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

3 mesi ago

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Project Euler: Problem 7, Nth prime
By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime is 13. What is the Nth prime nu...

3 mesi ago

How do you crete a function file?
Write the code, for e.g. function y=plot(A) x=0:pi/A:2*pi; plot(x, sin(x)) hold on plot(x, sin(2*x)) hold off end Call t...

3 mesi ago | 0

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Not enough input arguments?
Make sure that your file is saved with the same name as your function if there's only one function. Also, you can try this in t...

3 mesi ago | 0

how to calculate the partial derivatives for a given function of two variable ?
Hello, You can use diff function operator to obtain partial derivatives as follows: 1- Define a function using syms function. (...

3 mesi ago | 1

Can you state what problem you are trying to solve?

3 mesi ago | 0

Solved

sum of non-primes
The sum of the non-primes no larger than 10 is 1+4+6+8+9+10=38 Find the sum of all the positive non-prime integers that do no...

3 mesi ago

Solved

Matlab Basics II - Determine if an array has a 3rd dimension
For an array A, determine whether it has 3 dimensions, return 0 if x is only 2D, and 1 if x is 3D

3 mesi ago

Solved

Matlab Basics II - Free Fall
An object freely falling from rest under gravity covers a distance x given by: x = 1/2 gt^2 write a function that calculat...

3 mesi ago

Solved

Matlab Basics II - Create a vector with a repeated entry
Create a row vector of length n, filled with 4's, for example, if n = 3 output = [4 4 4] make sure to round UP when n is a...

3 mesi ago

Solved

Matlab Basics - Pick out parts of a vector
Consider x a vector of length >= 7 (there are at least 7 elements in the vector, write a script that extracts the 2nd element, a...

3 mesi ago

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Matlab Basics - Switching Assignments
Switch assignments for variables x and y, for example start with x = 1 and y = 3 end with y = 1 and x = 3 Do NOT simply r...

3 mesi ago

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04 - Scalar Equations 3
Define the variables a, b, and c: <<http://samle.dk/STTBDP/Assignment1_4-a.png>> <<http://samle.dk/STTBDP/Assignment1_4-b....

3 mesi ago

Solved

03 - Matrix Variables 2
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3b.png>> A 9x9 matrix of zeros, but with the following v...

3 mesi ago

Solved

05 - Vector Equations 2
Define the vectors _aVec_ and _bVec_: <<http://samle.dk/STTBDP/Assignment1_2a.png>> and <<http://samle.dk/STTBDP/Assig...

3 mesi ago

Solved

Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

3 mesi ago

Solved

04 - Scalar Equations 2
Define the variables a and b: <<http://samle.dk/STTBDP/Assignment1_4-a.png>> <<http://samle.dk/STTBDP/Assignment1_4-b.png>...

3 mesi ago

Solved

02 - Vector Variables 4
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_2d.png>> (Logarithmically spaced numbers between 1 and 1...

3 mesi ago

Solved

"mirror" matrix
Create n x 2n "mirror" matrix of this type: Examples For n = 2 m = [ 1 2 2 1 1 2 2 1 ] For n = 3 m = ...

3 mesi ago