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Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

9 years ago

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Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

9 years ago

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Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

9 years ago

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Area of an Isoceles Triangle
An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<http://upload...

9 years ago

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Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

9 years ago

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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. <<http://upload....

9 years ago

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Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

9 years ago

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Positive Infinity
Round the array a towards positive infinity

11 years ago

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Convert Fahrenheit to Celsius
Calculate the Celsius temperature C given the Fahrenheit temperature F. Examples: Input F = 90 Output C is 32.22 I...

11 years ago

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

11 years ago

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Find the dimensions of a matrix
Just find the number of columns of the given matrix. Example x = [1 2 3 4 5 6] y = 2

11 years ago

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Convert a Cell Array into an Array
Given a square cell array: x = {'01', '56'; '234', '789'}; return a single character array: y = '0123456789'

12 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...

12 years ago

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Create a v-notch vector without "sort" function
Given a vector vec, create a v-shaped vector as shown below: vec = [ 10 2 3 89 5 7 90 0 12] ...

12 years ago

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GJam: 2013 China Event: Cannon Angle
This Challenge is derived from <http://code.google.com/codejam/contest/2933486/dashboard#s=p1 GJam 2013 China Captain Hammer>. T...

12 years ago

Solved


Enlarge array
Given an mxn numeric array (A) and a 1x2 vector (sz) indicating the dimensions [p q] to enlarge each element, return an (m*p)x(n...

12 years ago

Solved


Molecule Atomic Wt (CHONS) Molecules
Given a molecular equation string determine its atomic weight. Limited atoms of C H O N and S where wts are rounded to [12 1 ...

12 years ago

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Create a matrix with difference of each row of input matrix
With a given input matrix A, create a output matrix B in such a way that each row in B is a difference of rows of input matrix A...

12 years ago

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realsmall
Please return the smallest positive number. This is a little silly problem, but the solution has some funny properties...

12 years ago

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User defined nextpow function
Create a function which will take 2 arguments as n and x, and return y, where, n^y >= abs(x). [ Similar to builtin "nextpow2" fu...

12 years ago

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Upper triangular matrix
Create a function to retrieve the upper triangular matrix of a matrix (without using tril). The matrix will always be square. ...

12 years ago

Solved


Converting numbers back from extended form
Thanks for all the help you guys gave me on writing out the numbers in extended form in <http://www.mathworks.com/matlabcentral/...

12 years ago

Solved


Binary
Given a positive, integer n, create a function that returns the respective binary number in the form of a vector. Example: ...

12 years ago

Solved


Negation and new variables
Inspired by Problem 1827 by Andrew Newell. Write a function that has the following property: (x~=y) neg3(x)=x; neg3...

12 years ago

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Free Fall analytical solution (Chapra 2012 textbook Example 1.1)
Analytical solution to bungee jumper problem. Given time series as a vector, parameters mass and drag coefficient, and gravit...

12 years ago

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Find the index of the largest value in any vector X=[4,3,4,5,9,12,0,4.....5]
The given function returns the index of the maximum value in a given matrix. such as X=[4,3,4,5,9,12,0,5] Ans= 6 if maxim...

12 years ago

Solved


Usage of java.math : Add, Multiply, Pow
This challenge is an introduction to the wonderful word of java.math that allows unlimited precision calculations. The primary ...

12 years ago

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Min of a Matrix
Return the minimum value in the given matrix.

12 years ago

Solved


Create a dictionary
The goal is to write a function that returns a dictionary from a list of words or phrases and their definitions. Here is an exam...

12 years ago

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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; ...

12 years ago

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