Solved

Construct the Seidel-Entringer-Arnold triangle

Several problems in Cody ask us to construct part or all of triangles in which entries follow a pattern. Cody Problems <https://...

3 maanden ago

Solved

Let's create histogram data by yourself.

We'd like to create histogram data, which first column shows the data, and second column shows the frequency. input = [1, 2, ...

4 maanden ago

Solved

Evaluate the gamma function

The <https://mathworld.wolfram.com/GammaFunction.html gamma function> is a generalization of the factorial, and it appears in ma...

4 maanden ago

Solved

Find the zeros of the Bessel function of the first kind

<https://mathworld.wolfram.com/BesselFunctionoftheFirstKind.html Bessel functions> are important in many problems in mathematica...

4 maanden ago

Solved

Determine digits of the Copeland-Erdos constant

<https://www.mathworks.com/matlabcentral/cody/problems/1477-champernowne-constant/solutions/new Cody Problem 1477> asks us to de...

4 maanden ago

Solved

Compute Khinchin's constant

Khinchin's constant K_0 = 2.684542001... (also written "Khintchine's constant") has the amazing property that it is the limiting...

4 maanden ago

Solved

Compute the harmonic numbers

The nth <https://mathworld.wolfram.com/HarmonicNumber.html harmonic number> is defined as the sum of the reciprocals of the inte...

4 maanden ago

Solved

Evaluate the zeta function for complex arguments

<https://www.mathworks.com/matlabcentral/cody/problems/45988 Cody Problem 45988> involved computing the Riemann zeta function fo...

4 maanden ago

Solved

Evaluate the zeta function for real arguments > 1

The <https://en.wikipedia.org/wiki/Riemann_zeta_function Riemann zeta function> is important in number theory. In particular, th...

4 maanden ago

Solved

Evaluate the incomplete elliptic integrals

Elliptic integrals can be used to evaluate integrals whose integrands have the form R(x,sqrt(P(x))), where R(x,y) is a rational ...

4 maanden ago

Solved

Compute the perimeter of an ellipse

While the area of an ellipse is straightforward to compute, the perimeter (or circumference) is more complicated. The perimeter ...

4 maanden ago

Solved

Evaluate the Struve function

The <https://en.wikipedia.org/wiki/Struve_function Struve function> *H*_a(x) is a solution to an inhomogeneous form of Bessel's ...

4 maanden ago

Solved

Compute the nth Pythagorean prime

Pythagorean primes have the form p = 4n+1, where n is an integer, and they can be written as the sum of squares of two integers....

4 maanden ago

Solved

Set the Euler-Mascheroni constant with an identity using available MATLAB functions

Cody Problem <https://www.mathworks.com/matlabcentral/cody/problems/42826 42826> asked us to estimate the <https://en.wikipedia....

4 maanden ago

Solved

Compute the Bernoulli numbers

The <https://en.wikipedia.org/wiki/Bernoulli_number Bernoulli numbers> appear in several applications in number theory, includin...

4 maanden ago

Solved

Upstairs!

The stair has n steps. Every times you can up one or two steps. Give all the different solutions to upstairs. For example n ...

4 maanden ago

Solved

Satellite Orbit Altitude

*Satellite and Space Engineering - Problem #4* _This is part of a series of problems looking at topics in satellite and space...

5 maanden ago

Solved

Find the next binary palindrome number

We all know, a *palindrome* is nothing but a number or character which remains the same after the forward or backward alteration...

5 maanden ago

Solved

Calculate the volume of a cone

Calculate the volume of a cone given an array containing one column of radii and one column of the height of the cone. * Reme...

5 maanden ago

Solved

Spiral Out - 02

An array is given. Convert it into a spiral matrix. For example, a=1:27; out=[21 22 23 24 25 26 20 ...

6 maanden ago

Solved

Spiral Out - 01

Create a spiral matrix ( clock-wise direction ) of size n. Try to do that without using the built-in function.

6 maanden ago

Solved

Can we make a triangle?

Given three positive number, check whether a triangle can be made with these sides length or not. remember that in a triangle su...

6 maanden ago

Solved

Find my daddy long leg (No 's')

Given the ratio of the two legs (longer / shorter), and the hypotenuse length, find the value of the bigger leg.

6 maanden ago

Solved

Minimal Path - 01

Given a matrix, find the minimal path sum from the top left to the bottom right by only moving to the right and down. For exa...

7 maanden ago

Solved

Bernoulli's Triangle

Generate the bernoulli's triangle upto nth row. <https://mathworld.wolfram.com/BernoulliTriangle.html>

7 maanden ago

Solved

MinMax mapping

Given a matrix, map all the elements within a given interval. For example, a=[ 2 5 10] mapped in the interval [1,2] ...

7 maanden ago

Solved

Fault in our Stars - 01

Create a ladder pattern with n-steps and b-width. For example, For n=2, b=5 -- the ladder would look like - '* ...

7 maanden ago

Solved

Calculate the sphericity of a Raschig ring

Sphericity is a measure of the roundness of any particle. It was defined by Wadell in 1935 as the ratio of the 'surface area of ...

7 maanden ago

Solved

Count the number of folds needed to pack a large sheet

In a certain paper factory, large sheets of paper are being made every day. Before sending the sheets for shipment, they have to...

7 maanden ago

Solved

Anagram

Given two strings, check whether they're anagrams to each other or not.

7 maanden ago