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Energy of an object
Calculate the total mechanical energy of an object. Total Energy= Potential energy + Kinetic energy P.E.=m*g*h K.E.=1/2...
5 years ago
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Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...
5 years ago
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Beginner's Problem - Squaring
Try out this test problem first. Given the variable x as your input, square it by two and put the result in y. Examples: ...
5 years ago
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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 years ago
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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;...
5 years ago
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Area of a triangle
A triangle is given with base *'b'* ,vertical hight *'h'* . then find it's area.
5 years ago
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Basics: 'Find the eigenvalues of given matrix
Find the eigenvalues y for a given matrix x.
5 years ago
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Who invented zero?
We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...
5 years ago
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Free passes for everyone!
_Simply return the name of the coolest numerical computation software ever_ *Extra reward* (get a _freepass_): Once a mont...
5 years ago
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Get the length of a given vector
Given a vector x, the output y should equal the length of x.
5 years ago
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Create a two dimensional zero matrix
You have to create a zero matrix of size (mxn) whose inputs are m and n and the elements of your matrix should be zeros. Exam...
5 years ago
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Multiply by 3
Given the variable x as your input, multiply it by three and put the result in y.
5 years ago
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Find the hypotenuse
Given a and b (the two sides of a right-triangle), find c, the hypotenuse.
5 years ago
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find radius of cone
if Slant height of Cone(I)& hight of Cone(H) given then find radius of the Cone(R) for example I=5,h=4 then the ans R=3;
5 years ago
Solved
Back to basics 22 - Rotate a matrix
Covering some basic topics I haven't seen elsewhere on Cody. Rotate the input matrix 90 degrees counterclockwise (e.g. [1 2; ...
5 years ago
