Carlos Felipe Rengifo
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Carlos F. Rengifo received his electrical engineering and master's degrees on automatic control degrees from "Del Valle" university in Colombia. In 2007 and 2010, he obtained the degrees of master and Ph.D. in Robotics and Automation from the Ecole Centrale de Nantes in France. Currently, he is working with "Del Cauca" university (Colombia) as a professor. His research includes modeling and control of robots and biomechanical systems.
C, R, MATLAB, Arduino
Spoken Languages:
English, French, Spanish
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allmargin gives incorrect answers for some discrete time systems
Hi Paul Thank you for your valuable comments. They helped me to understand the problem. Yesterday, I reported the bug to Math...
mehr als ein Jahr vor | 0
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allmargin gives incorrect answers for some discrete time systems
Hi, Consider the following code: s = tf("s"); gs = 1/(s*(s+1)); gz = c2d(gs, 4, "zoh"); allmargin(gz) gclz = zpk(feedback(...
mehr als ein Jahr vor | 2 Antworten | 0
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AntwortenGelöst
Find nearest prime number less than input number
Find nearest prime number less than input number. For example: if the input number is 125, then the nearest prime number whi...
mehr als 2 Jahre vor
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Circular Primes (based on Project Euler, problem 35)
The number, 197, is called a circular prime because all rotations of the digits: 197, 971, and 719, are themselves prime. The...
mehr als 2 Jahre vor
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Mersenne Primes vs. All Primes
A Mersenne prime (M) is a prime number of the form M = 2^p - 1, where p is another prime number. <https://www.mathworks.com/matl...
mehr als 2 Jahre vor
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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 numb...
mehr als 2 Jahre vor
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Project Euler: Problem 3, Largest prime factor
The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number being input, input might be ui...
fast 4 Jahre vor
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Project Euler: Problem 2, Sum of even Fibonacci
Each new term in the Fibonacci sequence is generated by adding the previous two terms. By starting with 1 and 2, the first 10 te...
fast 4 Jahre vor
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Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.
etwa 4 Jahre vor
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Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...
etwa 4 Jahre vor
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Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...
etwa 4 Jahre vor
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Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.
etwa 4 Jahre vor
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Get the length of a given vector
Given a vector x, the output y should equal the length of x.
etwa 4 Jahre vor
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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
etwa 4 Jahre vor
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Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.
etwa 4 Jahre vor
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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...
etwa 4 Jahre vor
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Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...
etwa 4 Jahre vor
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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...
etwa 4 Jahre vor
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Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...
etwa 4 Jahre vor
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Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....
etwa 4 Jahre vor
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Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...
etwa 4 Jahre vor
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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...
etwa 4 Jahre vor
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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]
etwa 4 Jahre vor
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Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<https://i.imgu...
etwa 4 Jahre vor
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Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...
etwa 4 Jahre vor
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Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.
etwa 4 Jahre vor
