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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]

quasi 10 anni fa

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

quasi 10 anni fa

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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))...

quasi 10 anni fa

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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;

quasi 10 anni fa

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

quasi 10 anni fa

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

quasi 10 anni fa

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Count given word x in text.
Count how many times given word x repeats in text.

quasi 10 anni fa

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

quasi 10 anni fa

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

quasi 10 anni fa

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

quasi 10 anni fa

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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'.

quasi 10 anni fa

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

quasi 10 anni fa

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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...

quasi 10 anni fa

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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 ...

quasi 10 anni fa

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Create square matrix from submatrices.
Create square matrix from 4 submatrices, where n-size of submatrices, x1,x2,x3,x4 given values, first submatrix has x1 value on ...

quasi 10 anni fa

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Set number x for diagonal of square matrix, which size is n.
Set number x for diagonal of square matrix, other values should be equlal 0, which size is n. Example n=2, x=4: [4 0; 0 4]

quasi 10 anni fa

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The mean of the population
Find the mean of the population.

quasi 10 anni fa

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Find the volume of cone
Find the volume of cone, when given radius(r) and height(h).

quasi 10 anni fa

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Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...

quasi 10 anni fa

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Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

quasi 10 anni fa

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Area of an Isoceles Triangle
An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<http://upload...

quasi 10 anni fa

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Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

quasi 10 anni fa

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Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

quasi 10 anni fa

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Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

quasi 10 anni fa

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Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<http://upload....

quasi 10 anni fa

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

quasi 10 anni fa

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

quasi 10 anni fa

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

quasi 10 anni fa

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

quasi 10 anni fa

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Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

quasi 10 anni fa