# ALBERT ALEXANDER STONIER

### NORTH EASTERN UNIVERSITY, BOSTON, USA

Dr.S.ALBERT ALEXANDER is the post doctoral research fellow in North eastern University, Boston, USA. He completed his Ph.D. in the performance improvement of solar Photovoltaics under Anna University, India. He completed his master degree in Power Electronics and Drives with Anna University rank. As a principal investigator he has completed three major research projects sponsored by Government of India. For detailed profile visit www.ootyalex.webs.com

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Solved

Find the definite integral of various linear functions

A definite integral had a minimum and maximum limit. When you solve this type of problem you must use both quad and the trapz fu...

6 years ago

Solved

Was ist denn los?

Nur für deutschsprechende Leute! Wie geht's? ...also gut, bis bald!

6 years ago

Solved

Test Problem; Create a 5x5 array containing all ones

This is a test for learning the process of creating a Cody problem. The goal of this test problem will be to create an array,...

6 years ago

Solved

Matrix which contains the values of an other matrix A at the given locations.

If you have two matrices, which together give xc and yc coordinates into another matrix, eg : xc = [1 1 1; 2 2 1]; ...

6 years ago

Solved

Find the area of a rectangle if length of the diagonal is given.

if length of a diagnonal in rectangle is 5. Its area is 12.

6 years ago

Solved

Print true if

all elements are larger than 5 a=[1 3 5 8 6]; b=[6 6 6 6 6]; function(a) should be false, and function(b) will be tru...

6 years ago

Solved

Conduct inner product using given matrix

a=[1 2 3]; b=[3 4 5]; y=function(a,b) Output y should be 26

6 years ago

Solved

how to find characteristic polynomial of a given matrix?

how to find characteristic polynomial of a given matrix?

6 years ago

Solved

Replace 0 to NaN!

In given matrix A=[1 nan nan; 2 2 nan; nan nan 1]; replace NaN to 0.

6 years ago

Solved

Calculate determinent

Calculate determinent of given matrix A=[2 4;3 5]; function(A) Output should be -2

6 years ago

Solved

Calculate gradient

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6 years ago

Solved

Extrack values in 2-dimensional data

There are data c at (x,y) x=1:10;y=1:10; [x,y]=meshgrid(x,y) c=exp(sqrt(x.^2+y.^2)) Estinate data c at (x=5.4,y=7....

6 years ago

Solved

Determine point is located in a circle or not

Using input [x] and [y], determine the points (x,y) is located inside of circle (x^2+y^2=1) if point is located in circle,...

6 years ago

Solved

How to permute given 3d matrix?

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6 years ago

Solved

Change string to number

Change given string to number. (hint: there is already function) Changing from ['1234'] to [1234] is one of example

6 years ago

Solved

Calculate polynomial equation

Calculate this equation using given x 1+x+x^2+x^3+....x^99 (hint: use polyval)

6 years ago

Solved

Delete useless part of data

When someone deals with big data. if the person delete useless part, calculation will be more faster than before deleting. De...

6 years ago

Solved

Sort matrix a according to ascending order of B!

To be specific, A=[9 3 1 3] B=[1 3 2 4] are provided, ascending sorting of B is [B(1) B(3) B(2) B(4)]. Thus ...

6 years ago

Solved

Check given number is odd or even

Using input [x], check given number is odd or even if x is odd, output should be true.

6 years ago

Solved

Extract a part of matrix!

There is matrix A A=[1 2 3; 4 5 6; 7 8 9] Extract a part of matrix A from (2,2) to (3,3). Result should...

6 years ago

Solved

Change coordinate from Cartesian to spherical coordinates.

[x,y,z] -> [t,p,r] [x,y,z] is a point in the Cartesian coordinates. change its coordinate to spherical (t,p,r), t is azimuth,...

6 years ago

Solved

Calculate temperature of object

An object that have initial temperature T0 is in a room that has temperature Ts. The object's temperature in time t is T=Ts+(...

6 years ago

Solved

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 ...

6 years ago

Solved

Calculate RMSE

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6 years ago

Solved

How to calculate log?

There is a log that have base 5. How to calculate? log5(x)?

6 years ago