Solved

Duplicate a character

Duplicate a character 'n' times. Example 1: str='a' n=5 output='aaaaa' Example 2: str='*' n=3 output='***'

fast 4 Jahre ago

Solved

Writing a while loop

Write a while loop that continues to increment userValue by 5 until userValue is less than 0.

fast 4 Jahre ago

Solved

While loop: Summation

Write a while loop that assigns summedValue with the sum of all values from 1 to userNum. Assume userNum is always greater than ...

fast 4 Jahre ago

Solved

Create incrementing array

Given a and b generate an output matrix as shown in following examples: a=2 b=5 output=[2 20 200 2000 20000] a=4 b...

fast 4 Jahre ago

Solved

Sophie Germain prime

In number theory, a prime number p is a *Sophie Germain prime* if 2p + 1 is also prime. For example, 23 is a Sophie Germain prim...

fast 4 Jahre ago

Solved

Is it an Armstrong number?

An Armstrong number of three digits is an integer such that the sum of the cubes of its digits is equal to the number itself. Fo...

fast 4 Jahre ago

Solved

Matlab Basics - y as a function of x

write a script to calculate y as a function of x, such that y = 6x^2 + 5x - 2

fast 4 Jahre ago

Solved

Find matrix of indices for multidimensional matrix.

Given some multidimensional matrix A. Get a matrix of the same size as A where all elements are replaced by their index along th...

fast 4 Jahre ago

Solved

Create cotangent function out of sine.

Please, don't use cos, tan, cot matlab functions.

fast 4 Jahre ago

Question

Why bvp4c not works?

I have an error in using bvp4c, my result is wrong My task is to solve 3*y"+2*y'=x y(0)=-2 y(1)=6 my matlab c...

fast 4 Jahre ago | 1 answer | 0

Solved

Derivative of polynomial

Compute the derivative of a given polynomial. The input is an <http://www.mathworks.com/help/matlab/math/representing-polynomial...

fast 4 Jahre ago

Solved

Matlab Basics - Absolute Value

Write a script that returns the absolute value of the elements in x e.g. x = [-1 -2 -3 -4] --> y = [1 2 3 4]

fast 4 Jahre ago

Solved

convert matrix to single column

given any matrix, convert it to single column

fast 4 Jahre ago

Solved

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

fast 4 Jahre ago

Solved

Double summation

Write two nested for loops to calculate the following double summation: <<https://drive.google.com/uc?id=0B74PAULDIwwsWFhlNTV...

fast 4 Jahre ago

Solved

Do Fast Fourier Transformation

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

fast 4 Jahre ago

Solved

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...

fast 4 Jahre ago

Solved

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 ...

fast 4 Jahre ago

Solved

ASCii Code

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

fast 4 Jahre ago

Solved

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 ...

fast 4 Jahre ago

Solved

Detect a number and replace with two NaN's

Write code which replaces the number 1 with two NaNs. Example X = [ 1 2 NaN 4 1 3 7 NaN 1 4 NaN 2] ...

fast 4 Jahre ago

Solved

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...

fast 4 Jahre ago

Solved

Building matrices

If you have matrix A, create matrix B using matrix A as an "element" A = [1 2 3 4; 5 6 7 8...

fast 4 Jahre ago

Solved

Sum the Digits of a Number

Given an integer, sum the digits repeatedly until you end up with a single value less than 10. For example, if you add the di...

fast 4 Jahre ago

Solved

Find the nearest integer

Given a vector of integers and a real number find the closest integer. EX: >> a = [2 4 5 6 8 10]; >> b = 4.6; >> nea...

fast 4 Jahre ago

Solved

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 ...

fast 4 Jahre ago

Solved

Alternating sum

Given vector x, calculate the alternating sum y = x(1) - x(2) + x(3) - x(4) + ...

fast 4 Jahre ago