Mechanical Engineering, IIT Guwahati

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対称で、n*2n のサイズの行列を作成しましょう

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...

10 days ago

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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,:]

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,:]

1 month ago | 1

| accepted

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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...

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...

1 month ago | 0

Answered

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...

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...

1 month ago | 0

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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...

2 months ago

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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...

2 months ago

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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...

2 months ago

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check whether a number is a pentatope number

https://en.wikipedia.org/wiki/Pentatope_number

2 months ago

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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 ...

2 months ago

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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...

2 months ago

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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,....

2 months 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...

2 months ago

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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...

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...

2 months ago | 0

| accepted

Answered

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...

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...

2 months ago | 0

Answered

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. (...

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. (...

2 months ago | 1

Answered

User-Defined function to add polynomials

Can you state what problem you are trying to solve?

User-Defined function to add polynomials

Can you state what problem you are trying to solve?

2 months ago | 0

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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...

2 months ago

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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

2 months ago

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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...

2 months ago

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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...

2 months ago

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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...

2 months 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...

2 months 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....

2 months ago

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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...

2 months ago

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05 - Vector Equations 2

Define the vectors _aVec_ and _bVec_: <<http://samle.dk/STTBDP/Assignment1_2a.png>> and <<http://samle.dk/STTBDP/Assig...

2 months ago

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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...

2 months ago

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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>...

2 months ago

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02 - Vector Variables 4

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

2 months ago

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"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 = ...

2 months ago