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ESEMPIO
controllo uso funzioni

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Remove all the columns contains only zero
Remove the column from the matrix which has only zeros . Refer the Example below a= 1 0 3 0 23 0 56 0 1 ...

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Create vector as shown in test cases
Create vector as shown in test cases

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Calculate solution of given polynomial
For example, y=function([3 -2 -4]) In here, input vector indicate 3*x^2-2*x-4, y is solution of former equation. y=[1.5...

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Slope of the line passing through the point [x1 y1] and [x2 y2]
Determin the slope of Line passing through the points a=[x1 y1] and b=[x2 y2]

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Marvel or DC?
Given input vector determine if there's a DC value. If there is, output 'DC', else output 'MARVEL'

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Calculate RMSE
RMSE(Root Mean Square Error) is widely used to calculate error. Calculate RMSE between [a] and [b] a=[1 2 3 4] b=[0 1 2 ...

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Basic commands - Left division matrix
Please write a function which will left division of A,B Pay attention this is right division: A/B

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Basic commands - logarithmically spaced vector
Make a function, which will give a vector: y=[ 0.01 0.1 1 10 ... 10^x];

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How to find average of each column ?
How to find average of each column for a given matrix?

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How find maximum element of a column in matrix?
How find maximum element of a column in matrix?

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How find minimum element of a column in matrix?
How find minimum element of a column in matrix?

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How find sum of elements of each column in matrix?
How find sum of elements of each column in matrix?

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how to find characteristic polynomial of a given matrix?
how to find characteristic polynomial of a given matrix?

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how to round off a given number containing decimals?
how to round off a given number containing decimals?

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HOW TO FIND SINGULAR VALUE OF A MATRIX?
HOW TO FIND SINGULAR VALUE OF A MATRIX?

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product of given two numbers?
product of given two numbers?

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Basic commands - Excuse me, what time is it?
Please write a function, which will return current hours and minutes, please notice we are using 24h time. Return a vector li...

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How to Concatenate two strings?
How to Concatenate two strings?

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how to convert given text into all upper case letters?
how to convert given text into all upper case letters?

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How to devide each element of matrix a with matrix b of same size?
How to devide each element of matrix a with matrix b of same size?

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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....

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Calculate using 'for' statements
Equations are easily calculated using matlab. Especially, when we calculate multivariable(more than two) variables, "meshgrid" f...

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Make random number between a and b
Function rand make arbitrary number between 0 and 1. Using inputs, a, and b, make random number between given two values.

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Make sorting matrix without sort function.
It is very valuable for student to simple sorting program because they learn about use of loop and if-statement. Sort given inpu...

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Rotate matrix by -90 degrees
Rotate a Matrix by -90 degrees Example: X = 1 2 3 4 5 6 7 8 9 output = 7 4 ...

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Triplicate me
Given an input vector, output a 3n vector with all elements of input vector repeated thrice Example : in->[1 2 3 5] out...

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Calculate correlation.
There are two data. y1=[0 1 2 3 4]' y2=[2 3 4 5 6]' We can see positive relationship between y1 and y2. The relations...

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Ceil Me Now
Get the ceiling of the input matrix

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Make roundn function
Make roundn function. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) y=0.56 ...

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