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Last seen: presque 3 ans il y a |  Actif depuis 2016

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better than if else conditions
I would like to give a tag to a number based on in which region it lies. I am currently using an if else condition. Wondering if...

plus de 5 ans il y a | 2 réponses | 0

2

réponses

Question


How to find mutual arrays position of multiple matrices with different length
I have two matrices and I want the corresponding all indices, not just the first one. Here is the example A = ... ...

plus de 5 ans il y a | 2 réponses | 0

2

réponses

A résolu


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...

environ 6 ans il y a

A résolu


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...

environ 6 ans il y a

A résolu


Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

environ 6 ans il y a

A résolu


Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

environ 6 ans il y a

A résolu


Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

environ 6 ans il y a

A résolu


Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

environ 6 ans il y a

A résolu


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

environ 6 ans il y a

A résolu


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

environ 6 ans il y a

A résolu


Is my wife right?
Regardless of input, output the string 'yes'.

environ 6 ans il y a

A résolu


Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

environ 6 ans il y a

A résolu


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

environ 6 ans il y a

A résolu


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

environ 6 ans il y a

A résolu


Add two numbers
Given a and b, return the sum a+b in c.

environ 6 ans il y a

A résolu


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

environ 6 ans il y a

A résolu


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

environ 6 ans il y a

Réponse apportée
Solving an integral differential equation using BVP4C
integral(x1,t,tend) = x5 x5dot = -x1 % using fundamental theorem of calculus This solves the problem. http://math.st...

plus de 7 ans il y a | 0

| A accepté

Question


Solving an integral differential equation using BVP4C
I have a set of differential equations of the form: x1dot = x3; x2dot = x2; x3dot = x1; x4dot = x2...

plus de 7 ans il y a | 1 réponse | 0

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réponse

Question


Fsolve convergence when the variables are changing of the order of 1e-3 or less
I am interested in using fsolve to get the initial guess which satisfies a boundary condition in a Boundary Value Problem(BVP). ...

plus de 7 ans il y a | 1 réponse | 0

1

réponse

Question


Estimate the rotation of central axis of a 3D curve
I have N points in [x,y,z] and this kind of takes a spiral shape. Is it possible to find the central axis of such a spiral. Thi...

presque 8 ans il y a | 1 réponse | 0

0

réponse

Question


Boundary value problem in optimization formulation
I have to solve an optimization problem and it has a boundary value problem(BVP) in it. As we know the BVP takes quite a bit of ...

presque 8 ans il y a | 1 réponse | 0

1

réponse

Réponse apportée
Why does parpool take so long to start up for the first time in a MATLAB session?
You can refer the answer for a similar question asked in stack exchange. <http://stackoverflow.com/questions/17125785/matlabpoo...

environ 8 ans il y a | 0

Réponse apportée
doubt to store a array values in for loop ?
Hi Ravi, If you have a row vector as a = 1:1:10 and you want only some entries as a new vector you can do b = a([1:3:10]) ...

environ 8 ans il y a | 2

Question


Convergence program stuck at a point.
Hi all, Below is the code when I am trying to get convergence of a function by varying a variable which dictates it. The sum ...

environ 8 ans il y a | 1 réponse | 0

1

réponse

Question


Warning message while using camera calibrator
I am trying to calibrate a camera using Matlab Camera Calibrator. After I select the images, I am getting the following warning ...

plus de 8 ans il y a | 1 réponse | 1

1

réponse

A résolu


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

plus de 8 ans il y a

Question


surface area of a 3D surface
I have data for 3D points and I have made a surface using these points. Is there a way to get surface area of this 3D surface. ...

plus de 8 ans il y a | 1 réponse | 1

1

réponse