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List the vile numbers
Evil numbers, the subject of Cody Problem 2733 have an even number of ones in their binary representations, whereas odious numbe...

20일 전

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List modest numbers up to n
After determining the nude numbers, or the numbers that openly display some of their divisors as their digits, one would think t...

21일 전

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Determine whether a number is a fibodiv number
The number 14 is a fibodiv number because you can divide it into 1 and 4, use those numbers as the seeds for a Fibonacci sequenc...

21일 전

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Find the nth nude number
The number 672 is a nude number because it openly displays three of its divisors: 6, 7, and 2. In other words, a nude number is ...

21일 전

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Find numbers in the Popular Computing Z-sequence
Here’s a quick one. In 1977 the magazine Popular Computing sought “problem situations for which the computer is the best (if not...

21일 전

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Find the smallest integer m such that n divides m!
Write a function that takes an integer and finds the smallest integer whose factorial is divisible by . For example, if , then...

21일 전

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Sum the elements in rows of the Levine triangle
The Levine triangle starts as follows: Row 0: 2 Row 1: 1 1 Row 2: 1 2 Row 3: 1 1 2 To construct each row, r...

21일 전

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Iterate the sum of divisors and totient

21일 전

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Ugly numbers - 03
For this case, a number is defined ugly if it has prime factors consisting of only elements of x. Find the nth ugly number. ...

22일 전

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ICFP2024 001: Lambdaman 6
The ICFP2024 contest was held June29 thru July 1. The contest consisted of five parts: ICFP Language, Lambdaman maze, Starship f...

22일 전

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Leonardo primes
Leonardo numbers are defined by following recurrence relation: Leonard prime is Leonardo number which is also prime (see ...

22일 전

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Expression or variable?
Test if arguments of the function are all variables (workspace variables names). Return 1 if yes, 0 if no. For example : ...

22일 전

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İmage Series 2 AND
Given two input first one is a number which is uint8, second one is image which is 8 bit gray scale image, the image has pixsels...

22일 전

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Battleship_000 : (TM) Classic Game - Easy computer bot
The Classic Battleship(TM) game implemented between a computer bot and a player's bot. <http://en.wikipedia.org/wiki/Battlesh...

22일 전

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Solve a nonlinear difference equation

22일 전

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Signal filtering
You are given a vector, containing a superposition of target signal and white gaussian noise. Return a vector, containing the es...

23일 전

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Compute the period of a pendulum started from a finite initial angle
Cody Problem 49830 asks for the period of a pendulum swinging through a small angle. Here the pendulum started at rest from an ...

26일 전

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Evaluate the Kelvin functions
The Kelvin functions ber, bei, ker, and kei are related to Bessel functions of order . When the order is not specified, the defa...

26일 전

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Compute the sum of reciprocals of quadratics
Write a function to compute the following sum: See also Cody Problem 46000.

26일 전

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Compute the fractional derivative
Cody Problem 1370 asks us to compute the derivative of a polynomial. This problem extends that idea to fractional derivatives, w...

26일 전

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Compute an integral of a product of sinusoids

26일 전

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Determine aquifer properties: unsteady pump test in a confined aquifer

26일 전

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Compute an integral of an exponential function

26일 전

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Evaluate the generalized hypergeometric function
The <https://en.wikipedia.org/wiki/Generalized_hypergeometric_function generalized hypergeometric function> is defined as <<...

26일 전

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Estimate π from certain values of the zeta function
Cody Problems <https://www.mathworks.com/matlabcentral/cody/problems/2908-approximation-of-pi 2908> and <https://www.mathworks.c...

26일 전

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Set Soldner's constant

26일 전

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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 ...

26일 전

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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...

26일 전

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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...

26일 전

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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 ...

26일 전