Solved

Find the Nth Root of a Given Number
Find the Nth root of a given number x. Examples x = 4096 n = 4 y = 8 x = 625 n = 5 y = 3.6239

9 years ago

Solved

Check that number is whole number
Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. <http://en.wikipedia.org/wiki/Whole...

9 years ago

Solved

Put Two 1D matrices into one 1D matrix
Example: If input a = [1 2 3 4 5]; input b = [10 9 8 7 6]; then output will be, y_correct = [1 10 2 9 3 8 4 7 5...

9 years ago

Solved

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 ...

9 years ago

Solved

calculate RMS voltage
given peak to peak voltage, calculate rms voltage

9 years ago

Solved

Find the area of the four walls
If length, breadth and height of the walls are given, find the area of the four walls.

9 years ago

Solved

Determine if input is divisible by three.
Given a positive integer, n, determine if n is divisible by 3. If yes, the function should output true. If no, false.

9 years ago

Solved

COUNT VOWEL
Count, how many times vowels occurred. EXAMPLE: x='string the MaTLaBiAn' then the answer will be 6. x='coUnt the vowEl' th...

9 years ago

Solved

Moving average (variable kernel length)
Find the moving average in a vector. The kernel length is a variable. For example x = 1:10 kernel_length = 2 would r...

9 years ago

Solved

Figurate number triangle
Check whether the input matrix is a figurate number triangle: <http://mathworld.wolfram.com/FigurateNumberTriangle.html>

9 years ago

Solved

Determine the length of a string of characters
Determine the length of a string of characters

9 years ago

Solved

Tiling a matrix
Given a matrix and a number of columns, replicate matrix in a single row

9 years ago

Solved

Convert hex color specification to MATLAB RGB
Here's something that comes up all the time if you deal with web pages. Given a <http://www.w3schools.com/html/html_colors.as...

9 years ago

Solved

Set defaults
Write a function that computes the volume of a cube. The function should be able to accept three inputs: the length, width, and...

9 years ago

Solved

Simple date to serial no. conversion
Convert a date string to a serial date number. For example if you take x='19-May-2001' then the result is 730990 x...

9 years ago

Problem

Basic commands - Least common multiple
Make a function which will return least common multiple of "a" and "b" Example: a=8; b=6; y=24;

9 years ago | 26 | 244 solvers

Problem

Basic commands - Greatest common divisor
Please write a function, which, will put as output greatest common divisor. Example: A = [-5 17; 10 0];...

9 years ago | 24 | 205 solvers

Solved

Sum of diagonals elements of a matrix
Given a matrix, return the sum of all the elements across the diagonals. E.g. A = [1 2 3; 4 5 6; 7 8 9;...

9 years ago

Solved

Sum the elements in either diagonal of a square matrix
Sum the elements of a square matrix that lie on either the major diagonal or anti-diagonal.

9 years ago

Problem

Basics - not so easy division
Please make a function whcih divides x/y, but pay attention for some exceptions with NaN,0,Inf. Sometimes return "ERROR" instead...

9 years ago | 23 | 144 solvers

Problem

Basic commands - rounding
make a function which will round to integer, which is nearer to zero. Example x=[-2.5 2]; y=[-2 2];

9 years ago | 25 | 226 solvers

Problem

Basic commands - amount of inputs
Make a function, which will return amount of given inputs Example: amountinput(1,2,4,3,10) -> 5 , because we gave functio...

9 years ago | 25 | 188 solvers

Solved

wait for me
wait exactly x seconds please, need not be more than 2 seconds but must be accurate within say 50 milliseconds, your function mu...

9 years ago

Solved

Number of odd and even elements within matrix
Input(m) - any matrix with integers Output(n) - n(1)=number of odd elements, n(2)=number of even elements Example: * m=...

9 years ago

Solved

Angle between Two Vectors
The dot product relationship, a dot b = | a | | b | cos(theta), can be used to determine the acute angle between vector a and ve...

9 years ago

Solved

Set some matrix elements to zero
First get the maximum of each *row*, and afterwards set all the other elements to zero. For example, this matrix: 1 2 3 ...

9 years ago

Solved

Einsteinium-253 decay
Radioactive Einsteinium-253 has a half-life of 1,768,608 seconds. Given 1000mg of Einsteinium-253 at t=0 days, how much is lef...

9 years ago

Solved

Frobenius Norm
Write your own version of Frobenius Norm without using the 'norm' function.

9 years ago

Solved

Area of a disk
Find the area of a disk or circle. x= radius of the disk.

9 years ago

Solved

Find the position of first minimum value in an integer array with numbers
If x = [2 6 4 9 10 3 1 5 1] the the output should be 7, because the first minimum value (1) lies at the 7th position.

9 years ago