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Solve the set of simultaneous linear equations
Given this pair of simultaneous linear equations: 2x + 3y = 23 3x + 4y = 32 Find the solution set (x,y)

10 years ago

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Compare two input matrices
Check which input matrix has more elements. Return "1" if matrix A has more elements than matrix B. Otherwise return "0". Exa...

10 years ago

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matrix of natural number
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 resides seially as shown in the examples below. ...

10 years ago

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Matlab Basics - Sum a vector
Write a script to add up all the elements in a vector e.g. x = [1 2 3 4] --> output = 10

10 years ago

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Find the 9's Complement
Find the 9's complement of the given number. An example of how this works is <http://electrical4u.com/9s-complement-and-10s-c...

10 years ago

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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)) ...

10 years ago

Answered
Not enough input arguments ode45
Separate the funciton from the rest function dx=lorenz(t,x) sigma=10; rho=28; beta=8/3; dx=[sigma*(x(2)...

10 years ago | 4

| accepted

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poll: would you like the regexp (?@cmd) functionality to be banned in Cody?
This problem is a poll (and a little bit of "white hat hacktivism" as well) regarding Cody users sentiment about the use of rege...

10 years ago

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Do Fast Fourier Transformation
Example Fast Fourier Transformation from vector [2,1]) ans = 3 1

10 years ago

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ASCii Code
Using Matlab get the ASCii for '?'

10 years ago

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Mode
Find the mode of the vector Assumption: no vector is bimodal Example 1: input=[1 2 3 4 4]; output=4 Example 2: input=[7...

10 years ago

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Count ones
Write a program to count number of ones (1s) in an integer variable input. For example: Input x=2200112231 output y=3 I...

10 years ago

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

10 years ago

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Positive Infinity
Round the array a towards positive infinity

10 years ago

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Circumscribed circles
Given the lengths of the 3 sides of a triangle, output the radius of the circumscribed circle. Example: [3 4 5] -> 2.5

10 years ago

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matlab indian players
answer is one of the indian matlab player(just for fun dont take serious)

10 years ago

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Tricky timing
Write a function that takes between 0.5 seconds and 0.6 seconds to run.

10 years ago

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Make an awesome ramp for a tiny motorcycle stuntman
Okay, given a vector, say v=[1 3 6 9 11], turn it into a matrix 'ramp' like so: m=[1 3 6 9 11; 3 6 9 11 0; 6 9 ...

10 years ago

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Non trivial identities - colon
Return x after treating it with colon.

10 years ago

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Matlab Basics - Convert a row vector to a column vector
Write a script to convert a row (e.g. x = [1 2 3]) to a column (e.g. y = [1;2;3]), your script should be able to do this for any...

10 years ago

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N-Cards Problem
You have a deck of _N_ cards numbered in order from 1 to _N_. You discard the top card (card 1) and place the next card (card 2)...

10 years ago

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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

10 years ago

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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 ...

10 years ago

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select the primes of a vector
Find the prime numbers in a vector

10 years ago

Answered
Removal of parity bits.
A=rand(8,15); A(:,2:2:end)=[];

10 years ago | 3

| accepted

Solved

Matrix to column conversion
Given a matrix of any size, convert it into a column vector. e.g A=[10 20 30; 40 50 60] then, B = [10; 40; ...

10 years ago

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Max of a Vector
Write a function to return the max of a vector

10 years ago

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Back to basics 2 - Function Path
Covering some basic topics I haven't seen elsewhere on Cody. Given a string that is the name of a MATLAB function, return a s...

10 years ago

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ASCii Code
Using matlab, give the symbol that is associated with ASCii code 122

10 years ago

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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...

10 years ago