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calculate the day of the year from a date string.
'09-Oct-2016' is the 283rd day of the year. So doy = dayoftheyear('09-Oct-2016') should return doy = 283

casi 8 años hace

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Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

casi 8 años hace

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Replace x value into y value in string text.
Replace x value into y value in string text. Example text='Hello World' x='World', y='Universe' result='Hello Universe'.

casi 8 años hace

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Subtract integers and add doubles
Create a function that subtracts a from b if a and b are integers and adds them if they are floats.

casi 8 años hace

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Calculate representive values (max. min. std)
A B C -------------------------- t=1 2.2 2.6 2.4 t=2 2.4 2.8 2.2 t=3 2.6 2.7 2....

casi 8 años hace

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N-plicate me
Modified version of duplicate and triplicate me. Repeat elements of input vector with given input n Ex: input = [1 2 3 4 5...

casi 8 años hace

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Calculate numerical integration.
x=0:0.01:1 y=@(x)x.^2 Using given two inputs(x and y), conduct numerical integration in x. (hint: trapz)

casi 8 años hace

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Calculate circle's property
[A R]=function(r) r is radius, A is area of circles, R is circumference. A=pi*r^2 R=2*pi*r

casi 8 años hace

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Calculate area of sector
A=function(r,seta) r is radius of sector, seta is angle of sector, and A is its area. Area of sector A is defined as 0.5*(r^2...

casi 8 años hace

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Calculate inverse matrix in square matrix
A=eye(3) Calculate inverse matrix of given input. B=function(A) ans = 1 0 0 0 1 0 ...

casi 8 años hace

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Vectors multiplication.
Multiply two vectors x transposed and y.Example x = [1 2 3 4 5 6 7 8 9 10 ] y = [ 1 2 ...

casi 8 años hace

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Pointwise multiplication of vectors.
Pointwise multiplication of vectors x and y. Example x= [1 3 5 7 9 11 13 15 17 19] y=[ 1 4...

casi 8 años hace

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Sum positive elements of matrix.
Calculate sum of positive elements of the matrix.

casi 8 años hace

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Set x value to each even index of vector y.
Set x value to each even index of vector y.

casi 8 años hace

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Display positive elements of matrix.
Display positive elements of matrix.

casi 8 años hace

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Сoncatenate two strings.
Сoncatenate two strings. Example s1='Hello' s2='world' result='Hello world'

casi 8 años hace

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Compare two strings.
Compare two strings, whether they are equal or not.

casi 8 años hace

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First N Perfect Squares
*Description* Return the first N perfect squares *Example* input = 4; output = [ 1 4 9 16 ];

casi 8 años hace

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Plus x: A first program
_Solve this problem in Mathwork's online Cody system._ Write a statement that assigns y with 5 plus x. Ex: If input x = 2,...

casi 8 años hace

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Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

casi 8 años hace

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Logic variables
* Assign isAvailable with true.

casi 8 años hace

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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

casi 8 años hace

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Unit Matrix
Given n, you should return an n-by-n unit matrix. Example: If input is n=2 then A = [ 1 0 0 1 ] If input ...

casi 8 años hace

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Getting the row and column location from a matrix
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to get <http://www.mathwo...

casi 8 años hace

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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...

casi 8 años hace

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

casi 8 años hace

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Sum of the Matrix Elements
Add up all the elements in a NxM matrix where N signifies the number of the rows and M signifies the number of the columns. E...

casi 8 años hace

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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; ...

casi 8 años hace

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Positive Infinity
Round the array a towards positive infinity

casi 8 años hace

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Area of a Square
Inside a square is a circle with radius r. What is the area of the square?

casi 8 años hace