Duane Hanselman

University of Maine

Last seen: oltre 3 anni fa | Attivo dal 2012

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Electrical Engineering professor. Coauthor of the "Mastering MATLAB" book series.

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PIDSEARCH
Search for optimum PD, PI, and PID parameters using fminsearch.

oltre 8 anni fa | 144 download |

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Sum the squares of numbers from 1 to n
For a given value of n return the sum of square of numbers from 1 to n. Example For n = 2 then sum of squares = 5 (1^2 + ...

quasi 11 anni fa

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Polynomial Evaluation
Create a routine that takes a list of coefficients of a polynomial in order of increasing powers of x; together with a value of ...

quasi 11 anni fa

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multiple of nine?
Given a positive number n, return true if n is a multiple of 9 and false if not. Do not make the division and do not use functio...

quasi 11 anni fa

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prime to each other
Given two integers n1, n2 greater than 1, find out if they have common divisors or are prime to each other. Return "true" if the...

quasi 11 anni fa

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Sum of Matrix
Sum of Matrix

quasi 11 anni fa

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Get all corner elements from a matrix where dimension of matrix is always equal to or greater than 2.
if a given matrix a = [1 2 3;4 5 6]; so answer is going to be [1 3;4 6]

circa 11 anni fa

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How to make y half of x
Making y equal to x/2.

quasi 12 anni fa

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Find the product of a Vector
How would you find the product of the vector [1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0] times 2?; x = [1 : 0.5 : 6]; y ...

quasi 12 anni fa

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y equals x divided by 2
function y = x/2

quasi 12 anni fa

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Skip by a multiple
Given an integer create an array of its multiples. Array must have a length of 15

quasi 12 anni fa

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Array of Ones
Create a 100 X 100 array of ones.

quasi 12 anni fa

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Is It a Palindrome?
Given a string or array, determine if it is a palindrome.

quasi 12 anni fa

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sum of the first 10 odd numbers
y = sum(first_10_odd_numbers)

quasi 12 anni fa

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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...

quasi 12 anni fa

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Print the largest eigenvalue of A(500)
Write a function that prints the largest eigenvalue of A(500), without any extraneous output. For a positive integer n, let A...

quasi 12 anni fa

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Find the rank of a matrix
Determine the rank of a matrix without using the MATLAB function of the same name.

quasi 12 anni fa

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Array resizing: Removing elements
* Remove elements 2, 4, and 6 from row array pendingTasks

quasi 12 anni fa

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Constructing column arrays
* Construct a column array elevatorStops with values 2, 4, 5, 9, and 10

quasi 12 anni fa

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Union of two set decreasing order
Union of two set decreasing order Say, x=[1 2 5] and y=[5 7 8] then answer must be [8 7 5 2 1]

quasi 12 anni fa

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Beginner's Problem - Squaring
Try out this test problem first. Given the variable x as your input, square it by two and put the result in y. Examples: ...

quasi 12 anni fa

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Determinant without using det()
Given a square matrix A, compute the <http://en.wikipedia.org/wiki/Determinant determinant> of A. Note that you may not use t...

quasi 12 anni fa

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Remove the Zero
Given an array n, remove all zeros

quasi 12 anni fa

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Remove and Sort
Given a randomized array n, sort it and remove all odd integers. n=5 y = [2 4]

quasi 12 anni fa

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Remove the positive integers.
Given array,x, remove all the positive numbers and display ouput as y. Example x=[1 -2 3 -4] , output is y=[-2 -4].

quasi 12 anni fa

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Evaluate Polynomial
Given a polynomial equation coefficients in a vector p, you have to return its value at x. Example: For inputs p and x ...

quasi 12 anni fa

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Polynomial Multiplication
Multiply two polynomial equation.Given polynomial coefficients a and b.

quasi 12 anni fa

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Hard limit function
Classify x data as if x>=0 then y=1 if x<0 then y=0 Example x = [ -2 -1 0 1 2] y = [ 0 0 1 1 1]

quasi 12 anni fa

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Find supported functions
Given a function name, return true if that function is supported by the toolboxes that are installed with MATLAB on this machine...

quasi 12 anni fa

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Reverse a matrix
Its simple. You have to reverse a given matrix.

quasi 12 anni fa

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