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Solve a System of Linear Equations
Example: If a system of linear equations in x₁ and x₂ is: 2x₁ + x₂ = 2 x₁ - 4 x₂ = 3 Then the coefficient matrix (A) is: 2 ...
12 mesi fa
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Verify Law of Large Numbers
If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....
12 mesi fa
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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.
12 mesi fa
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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...
12 mesi fa
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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.
12 mesi fa
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Equal to their cube
Tell me three real numbers that are equal to their cubes?
circa 12 anni fa
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Generate a NaN...on purpose
The goal is to create a function that will return a single "NaN" without using the nan function. I am interested to see how many...
circa 12 anni fa
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Say something funny
Say something funny, or not. Your solution will be (fully automatically and objectively) scored based on how clever or funny ...
circa 12 anni fa
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Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.
circa 12 anni fa
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Return elements unique to either input
Given two numeric inputs a and b, return a row vector that contains the numbers found in only a or only b, but not both. For ex...
circa 12 anni fa
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Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.
circa 12 anni fa
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Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...
circa 12 anni fa
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Who has power to do everything in this world?
There is only one person who is older than this universe. He is Indian version of Chuck Norris.
oltre 12 anni fa
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wide sense stationary matlab
matlab code for wide sense stationary interference
oltre 12 anni fa
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Count letters occurence in text, specific to words with a given length.
Build a function with two input arguments: a string and a word length (number of letters), that outputs a vector of counts of th...
oltre 12 anni fa
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blind channel estimation
matlab code for blind channel estimation in DS-CDMA systems with unknown wide sense stationary interference.
oltre 12 anni fa
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surrounded matrix
With a given matrix A (size m x n) create a matrix B (size m+2 x n+2) so that the matrix A is surrounded by ones: A = [1 2 ...
oltre 12 anni fa
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Getting the absolute index from a matrix
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to get the <http://www.ma...
oltre 12 anni fa
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Perimeter
Given a sequence of points forming a closed path (first and last points are coincident) return the perimeter value. For example...
quasi 13 anni fa
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Schwarzschild radius
Compute the <http://en.wikipedia.org/wiki/Schwarzschild_radius Schwarzschild radius> for objects of mass m (kg). Use c = 299,792...
quasi 13 anni fa
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Reverse the Words (not letters) of a String
*Description* Change the words of a string such that the words appear in reverse order. You may assume that the string is a n...
quasi 13 anni fa
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root?
* Given a function 'foo', and a position 'there', find the root near 'there'. * For example: If foo=@sin, and there=3.1, then r...
quasi 13 anni fa
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Find the "ordinary" or Euclidean distance between A and Z
A, B and Z define three points in the 3D _Euclidean_ space of the form: A = [x1;y1;0]; B = [x2;y2;0]; Z = [x2;y2;z]; Find th...
quasi 13 anni fa
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Function composition
Write a function that accepts two function handles f and g and returns the composition h. That is, h = (f o g)(x) = f(g(x)) ...
quasi 13 anni fa
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Create a function handle that reverses the input arguments of another function handle
Given a function that takes two input arguments and returns one output, create another function handle that performs the same op...
quasi 13 anni fa
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CONVERT TAN TO SIN
In a right angle triangle ABC given the tan(A) then find sin(A) For example tan(A)=3/4 then sin(A)=3/5
quasi 13 anni fa
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Create matrix of replicated elements
Given an input element x, and the dimensions, (m, n) return a matrix of size m x n filled with element x. Example: Input: ...
quasi 13 anni fa
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Cody Computer Part 4 : Are you a morning Cody player Addicted ?
This is a stupid Cody challenge. You just have to *click "Submit" between 7 and 9 AM.* ... Greenwich Mean Time (GMT). To see ...
quasi 13 anni fa
