cokakola

Last seen: 3 månader ago | Active since 2016

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Volume of a sphere given its surface area
You just measured its surface area, that is the input.

3 månader ago

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Bounding Circle
The Bounding Circle is the smallest enclosing circle to a given set of points on a plane <https://en.wikipedia.org/wiki/Smallest...

ungefär ett år ago

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Lost days
Given two dates in a particular format, calculate the difference between them.

ungefär ett år ago

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Yoonir - 01
Find the area of a five-pointed star inscribed in a circle of radius r.

ungefär ett år ago

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Don't be Too Greedy!!
Refer to the prev problem <https://www.mathworks.com/matlabcentral/cody/problems/45450-don-t-be-too-greedy> For this time, ca...

ungefär ett år ago

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Don't be Too Greedy!
Refer to the prev problem <https://www.mathworks.com/matlabcentral/cody/problems/45416-don-t-be-greedy> A list of assignments...

ungefär ett år ago

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It's race time! Write a faster function than the test suite call of unique().
Write a function to get unique elements of a vector faster than unique()! Input will be a vector (of integers or floating point ...

ungefär ett år ago

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Wrecked Angles?
It's time for some simple geometry fun to start off the new year. You will be given the perimeter P and the area A of a recta...

ungefär ett år ago

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The 17x17 Problem
This problem is sometimes referred to as the <http://bit-player.org/2009/the-17x17-challenge 17x17 challenge>. See also <http://...

ungefär ett år ago

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The Hills Are Alive...
After a long day of coding, you decide to get some fresh air and hike up a nearby hill. The hill isn't very tall, but since you...

ungefär ett år ago

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Surface Fit z(x,y)
Given three vectors x,y,z. Find four coefficients c = [cxx cxy cyy c00], such that z = cxx*x.^2+cxy*x.*y+cyy*y.^2+c00. For e...

ungefär ett år ago

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Converting Decimal to Binary
Given a decimal number that may include a fractional component, convert it into binary representation. The numbers you are given...

ungefär ett år ago

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USC Spring 2013 ACM: Walking on Thin Ice
This Challenge is to solve the <http://contest.usc.edu/index.php/Spring13/Home USC Spring 2013 ACM Contest> Problem E, Walking o...

ungefär ett år ago

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GJam 2013 Veterans: Ocean View (Small)
This Challenge is derived from <http://code.google.com/codejam/contest/2334486/dashboard#s=p2 GJam 2013 Veterans Ocean View>. Th...

ungefär ett år ago

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Juggling
There is a notation system for <http://en.wikipedia.org/wiki/Juggling jugglers> called <http://en.wikipedia.org/wiki/Siteswap si...

ungefär ett år ago

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Mechanical Advantage of a Gear Train
Calculate the mechanical advantage of a gear train. The mechanical advantage of a gear couple is given by MA = T_o/T_i where ...

ungefär ett år ago

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Calculate compression ratio of engine
Calculate compression ratio of engine given compression volume of cylinder(Vc), piston stroke(s) and valve diameter(d)

ungefär ett år ago

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Determine if a four bar mechanism is of Grashof type
A four bar mechanism is composed of four links. if s is the smallest link, l the longest and p,q are the length of the other lin...

ungefär ett år ago

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Bernoulli's Equation
Bernoulli's equation states that for an incompressible fluid the following summation is constant across the flow: v^2/2 + g*z + ...

ungefär ett år ago

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How Far Can You Throw Something?
As you probably learned in your high school physics class, throwing an object at a 45 degree angle will give you the maximum ran...

ungefär ett år ago

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Find the jerk
No, it's not the author of this problem... Jerk is the rate of change in acceleration over time of an object. So, if given t...

ungefär ett år ago

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Center of mass
Given a matrix M(m,n), where m is the number of vertices of the geometrical element and n is 2 or 3 (2D-plane figure or 3D-solid...

ungefär ett år ago

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Elastic Collision 001: 1-D
Elastic Collision of two particles. <http://en.wikipedia.org/wiki/Elastic_collision wiki Elastic Collision> Solve Conservat...

ungefär ett år ago

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Distance of the centroids of the balls
Given *n* balls of radius *r* and the vector *p (nx3)* with all position *(x,y,z)* of the balls, return the symmetric matrix *A ...

ungefär ett år ago

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What gear ratio does the cyclist need?
A cyclist (perhaps including our famed Codysolver the cyclist <http://www.mathworks.com/matlabcentral/cody/players/1841757-the...

ungefär ett år ago

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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...

ungefär ett år ago

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jogging?
Imagine x-y coordinate system and you are at the origin and your partner is on the x-axis at some small distance (d) away from y...

ungefär ett år ago

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Bouncing disk
A disk is placed in a rectangular room with dimensions a and b in a point with coordinates x0 and y0. The disk is given a startu...

ungefär ett år ago

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An Ohm's Law Calculator
*BACKGROUND / MOTIVATION:* Many important observations in math and science can be described by short, but powerful, equations...

ungefär ett år ago

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SatCom #2: Gain of a circular 'dish' antenna
Satellite and Space Engineering - Problem #2 This is part of a series of problems looking at topics in satellite and space comm...

ungefär ett år ago

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