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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

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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

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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

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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

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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

Answered
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

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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

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

10 months ago

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

10 months ago

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Create sine function out of cosine
Please don't use sin(x) directly

10 months ago

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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

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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

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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

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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

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Add 3 numbers
In this problem, you have to add three numbers a, b and c. Give output d = add(a,b,c)

11 months ago

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