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Find the product of the positive elements above the main diagonal.
Example Input A=[1 2; -3 0] Output 2

7 years ago

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Calculate the sum of elements of n*n Hilbert matrix.
Calculate the sum of elements of n*n Hilbert matrix. Example n=5 HilbertMatrix=[1.0000 0.5000 0.3333 0.2500 ...

7 years ago

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Find product of eigenvalues of n*n magic matrix.
Find product of eigenvalues of n*n magic matrix. Example n=3 Matrix= [ 8 1 6; 3 5 7; 4 ...

7 years ago

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Find the sum of the negative elements under the main diagonal.
Example Input A=[1 2; -3 0] Output -3

7 years ago

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Solve the following system of equations.
x-2y+3z=7 2x+y+z=4 -3x+2y-2z=-10

7 years ago

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Solve the system of equations.
_Ax=b_ * _A_ - square coefficient matrix * _b_ - right side column vector Find vecor _x_.

7 years ago

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Find the sides of an isosceles triangle when given its area and height to its base.
Find the sides of an isosceles triangle when given its area and height to its base. Example S=12, h=4, result will be [5 5 6]...

7 years ago

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Vector Multiplication
Vector Multiplication of three matrix as shown in test cases.

7 years ago

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A shooting competition
In a shooting competition, the target is a square of side L containing a circle of radius R<=L/2. A player scores one point if h...

7 years ago

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

7 years ago

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

7 years ago

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

7 years ago

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Create tangent function out of sine function only
Please don't use cosine and tangent functions

7 years ago

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Sum of the squares of optimus
Get the sum of the squares of primes given limit input x Ex. x = 10, output = 2^2 + 3^2 + 5^2 + 7^2

7 years ago

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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.

7 years ago

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Solve equation numerically
y'=y In order to solve equation using computer, numerical analysis are needed. 1st order Euler's method is one of the metho...

7 years ago

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Calculate 3D Distance
Given 2 vectors (1st is initial position, 2nd is the destination) calculate the distance in 3D Example in1 = [0 0 0] in2...

7 years ago

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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 ...

7 years ago

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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...

7 years ago

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

7 years ago

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

7 years ago

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

7 years ago

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Adding each element
Add the each element of the matrix.

7 years ago

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

7 years ago

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Solve the system of linear equations
4x - 2y +6z=8 2x + 8y +2z=4 6x + 10y +3z=0 Input is each coefficient of polynomial. For example, a=[4 ...

7 years ago

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Conduct inner product using given matrix
a=[1 2 3]; b=[3 4 5]; y=function(a,b) Output y should be 26

7 years ago

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

7 years ago

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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...

7 years ago

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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]

7 years ago

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Find hen's weight.
If hen weights x kilos on two legs, how much does it weights on one leg? Output the result.

7 years ago