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PETER LANG


Last seen: 5 Monate vor Aktiv seit 2021

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  • CUP Challenge Master
  • Introduction to MATLAB Master
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Draw a '5' in a zero matrix!

5 Monate vor

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Draw a '1' in a zero matrix!

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Find Logic 20

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Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

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Sum of series IX

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Sum of series VIII

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Sum of series
a(n) = n^2 - (n-1)^2 find the summation of the series upto n i.e. a(1)+a(2)+...+a(n)

5 Monate vor

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Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

5 Monate vor

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Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

5 Monate vor

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Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?

5 Monate vor

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Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

5 Monate vor

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Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

5 Monate vor

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Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

5 Monate vor

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Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

5 Monate vor

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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...

5 Monate vor

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Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

5 Monate vor

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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...

5 Monate vor

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Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

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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. <<https://imgur...

5 Monate vor

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Draw a '0' in a one matrix!

5 Monate vor

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Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

5 Monate vor

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Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...

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Converts numbers into characters
Converts numbers into characters

5 Monate vor

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Find the max element of the array
Find the max element of the array

5 Monate vor

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Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.

5 Monate vor

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Calculate the average value of the elements in the array
Calculate the average value of the elements in the array

5 Monate vor

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to the 2 all elements
to the 2 all elements

5 Monate vor

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the average value of the elements
Calculate the average value of the elements in the array

5 Monate vor

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Double all elements in the array
Duplicate all elements in the array

5 Monate vor

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calculate the length of matrix
input 1 array, calculate the length

5 Monate vor

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