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Linear Least Squares (L2 fitting problem )
Given a set of real measurements (x(i), y(i)) find a line sol(1)x + sol(2) (more specifically furnish the vector with...

10 years ago

Solved

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...

10 years ago

Solved

I told you not separate me, but you did :( - ACDC
Given input vector, output it's DC and AC value Example: input = 0 1 -1 0 ac = 0 1 -1 0 dc = 0

10 years ago

Solved

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

10 years ago

Solved

Create given matrix
y = 0 0 1 1 0 0 0 0 1 1 0 0 1 1 1 1 1 1 ...

10 years ago

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Change matrix to vector
Vector is a matrix whose size is 1 x n or n x 1. Change matrix to vector. x = 4 3 5 1 ...

10 years ago

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Change matrix to vector2
From x = 4 3 5 1 5 1 To y = 4 3 5 1 ...

10 years ago

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

10 years ago

Solved

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

10 years ago

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

10 years ago

Solved

Select primes from the matrix.
Select primes from the matrix.

10 years ago

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Expand a term
Given a term, as a string, expand it. e. g. f = '2(x + y)';

10 years ago

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Adding each element
Add the each element of the matrix.

10 years ago

Solved

Find my daddy short leg
Given the ratio of the two legs,and the hypotenuse, find the value of the shorter leg

10 years ago

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x&u are two vectors then Y=x+u???
x&u are two vectors then Y=x+u???

10 years ago

Solved

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]

10 years ago

Solved

Solve expression I
Solve expression (1+sin(x))/cos(x)+cos(x)/(1+sin(x)) for given vector x.

10 years ago

Solved

Solve expression II
Solve given expression. alpha=0.1(-x-y-50)/(exp((-x-y-50)/10)-1) beta=5exp((-x+y-60)/20) result=alpha+beta;

10 years ago

Solved

Solve expression III
Solve expression for given vector x. Expression = (tan(2*x^2+7*x-30.25)+log(x^3-2.25))/(nthroot(sin(x^3)^2+1/5*log(x^4-2.5),3))...

10 years ago

Solved

Calculate cross product
Make function for cross product a=[1 3 2]; b=[2 4 1]; y=function(a,b) y=[-5 3 -2]

10 years ago

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Make random permutation
Make random permutation that consist of random number from 1 to n.

10 years ago

Solved

DC-DC boost converter
Find the output voltage of a DC-DC boost converter when its input voltage is 12V and the duty cycle ratio is 0.6.

10 years ago

Solved

Solve the system of linear equations
4x - 2y +6z=8 2x + 8y +2z=4 6x + 10y +3z=0 Find x,y,z. Output should be a=[x;y;z].

10 years ago

Solved

Save variables
a=[1] Save variable a that is located in workspace into current folder. File name should be 'a.mat'

10 years ago

Solved

Modulation index
The amplitude of the carrier signal is 2V and the amplitude of the modulating signal is 8V. Find its modulation index.

10 years ago

Solved

Create Truth Table of Size according to input
Create a Truth Table Example: n = 3 output = [0 0 0; 0 0 1; 0 1 0; 0 1 1; 1 0 0; 1 0 1; 1 1 0; 1 1 1]

10 years ago

Solved

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

10 years ago

Solved

Delete x value in given vector y.
Delete x value in given vector y. Exapmle x=5; y=[ 1 2 5 6 74 5 2 5] result=[1 2 6 74 2]

10 years ago

Solved

Create square matrix with given conditions.
Create square matrix which should be like given matrix M. M = [ n^2 n*(n-1) n*(n-2) ... n*2 n; n*(n-1)...

10 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

10 years ago