Matlab Online no reconoce credenciales de mail de facultad. falta algun dato o permiso?
Hola Patricia, Por favor, ve al siguiente enlace: https://se.mathworks.com/support/contact_us.html y haz click en "Create Se...

6 months ago | 0

figure - plot, semilogx, loglog, ...
Hi Robin, Indeed, those codes give the same results. If you know in advance that your plot should have one or both axes in lo...

6 months ago | 0

fitting of a sinusoid
Hi Anik, Try to use the Piecewise Cubic Hermite Interpolating Polynomial (PCHIP) function. The function pchip does not include ...

6 months ago | 0

Algebric loop Error in a feedback
Hi Abhay, I share with you some content from documentation regarding algebraic loops: When a model contains an algebraic loop,...

6 months ago | 0

How to join two line plots
Hi Ganesh, To find the extreme point of a set of points (x1,y1) you could try: [maxy1, indexy1] = max(y1); x1(indexy1); If ...

6 months ago | 0

How to implement first order low pass filter in Matlab?
Hi Raja, Since your input has a delay, then the input can be expressed as, say u(t)=f(t-a), where a is the time delay you menti...

6 months ago | 0

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Solved

Change matrix to vector2
From x = 4 3 5 1 5 1 To y = 4 3 5 1 ...

10 months ago

Solved

Cumulative product of a vector
Cumulative product of a vector example x=[1 2 5 10], then answer must be [ 1 2 10 100] *If you like this prob...

10 months ago

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Extract a specific part of matrix!
In the given matrix, extract element that have odd rows and column number. For example A=[1 4 2 3 5] B=extractodd(A);...

10 months ago

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Rotate Matrix Depending on the input
Rotate matrix (CounterClockwise) via 90, 180 or -90 depending on the input Ex. a = [1 2 3; 4 5 6; 7 8 9] b = 90; ...

10 months ago

Solved

Create tangent function out of sine function only
Please don't use cosine and tangent functions

10 months ago

Solved

Create tangent function out of cosine only
Please don't use tangent and sine functions

10 months ago

Solved

Create sine function out of cosine

10 months ago

Solved

What's size of TV?
Many people buy TV. Usually they ask about diagonal. But also important are width and height. Let's assume that all TV have rati...

10 months ago

fsolve problem
You can try with the function solve. For example, to force getting real solutions: syms x eqn = x^5 == 3125; solve(eqn, x) %...

10 months ago | 0

Solved

Project Euler: Problem 5, Smallest multiple
2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder. What is the smalle...

10 months ago

Solved

Love triangles
Given a vector of lengths [a b c], determines whether a triangle with non-zero area (in two-dimensional Euclidean space, smarty!...

10 months ago

Solved

Find the area of a triangle
Given a triangle with a base b and height h, return the triangle area.

11 months ago

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Area of a circle
Given the radius x, y would be the area of a circle. Pi = 3.1416

11 months ago

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Replacing a row
For matrix G=[1 2 3; 4 5 6; 7 8 9] Replace the 2nd row with 8s **remember to create matrix G

11 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...

11 months ago

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Remove the Zero
Given an array n, remove all zeros

11 months ago

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Ratio between sum of primer numbers and non-prime numbers
Write a function that calculates the ratio between the sum of the prime numbers lower or equal than x, and the sum of the non-pr...

11 months ago

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Ratio between sum of primes and sum of factors
Write a function that calculates the ratio between the sum of primes numbers lower or equal to x, and the sum of the factors of ...

11 months ago

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07 - Common functions and indexing 6
Create a variable _m_ as a magic square with the size 6 x 6 Magic squares are defined as square matrices, where the sum of a...

11 months ago

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Return unique values without sorting
If the input vector A is [42 1 1], the output value B must be the unique values [42 1] The *values of B are in the s...

11 months ago

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Returning a "greater than" vector
Given a vector, v, return a new vector , vNew, containing only values > n. For example: v=[1 2 3 4 5 6] n=3 vNew =...

11 months ago

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Back to basics 7 - Equal NaNs
Covering some basic topics I haven't seen elsewhere on Cody. Given 2 input variables, output true if they are equal, false ot...

11 months ago

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Easy problem
This is an easy problem. Just click on submit.

11 months ago

Solved