Cody

# Binbin Qi

Rank
Score
1 – 50 of 3,801

#### Problem 46031. Construct dimensionless parameters

Created by: ChrisR

#### Problem 45939. Estimate π from certain values of the zeta function

Created by: ChrisR

#### Problem 46016. Determine digits of the Copeland-Erdos constant

Created by: ChrisR

#### Problem 46012. Find the zeros of the Bessel function of the first kind

Created by: ChrisR

#### Problem 45960. Set the Euler-Mascheroni constant with an identity using available MATLAB functions

Created by: ChrisR

#### Problem 46003. Compute Khinchin's constant

Created by: ChrisR

#### Problem 46081. Set Soldner's constant

Created by: ChrisR

#### Problem 45997. Evaluate the zeta function for complex arguments

Created by: ChrisR

#### Problem 46111. Evaluate the prime zeta function

Created by: ChrisR

#### Problem 45988. Evaluate the zeta function for real arguments > 1

Created by: ChrisR

#### Problem 46025. Evaluate the gamma function

Created by: ChrisR

#### Problem 45964. Compute the nth Pythagorean prime

Created by: ChrisR

#### Problem 45976. Evaluate the Struve function

Created by: ChrisR

#### Problem 46551. Solve a ballot counting problem

Created by: ChrisR

#### Problem 47598. Find the absolute value of of the array

Created by: Kyle Mossop

Tags absolute

#### Problem 46576. Award medals to winners

Created by: ChrisR

#### Problem 46117. Test approximations of the prime counting function

Created by: ChrisR

#### Problem 46573. Determine the winner of a goofy golf tournament

Created by: ChrisR

#### Problem 46066. Evaluate the logarithmic integral

Created by: ChrisR

#### Problem 47583. Approximation of an integral - Riemann sum

Created by: Marek Macák

#### Problem 47588. Sort a vector

Created by: Alisio

Tags easy, sort, vector

#### Problem 47073. Find the nth Fibbinary number

Created by: ChrisR

#### Problem 47058. Determine the Zeckendorf expansion of a number

Created by: ChrisR

#### Problem 45979. Compute the perimeter of an ellipse

Created by: ChrisR

#### Problem 45982. Evaluate the incomplete elliptic integrals

Created by: ChrisR

Created by: Sibi

#### Problem 46060. Identify primorial primes

Created by: ChrisR

#### Problem 46057. Find the last non-zero digit in a primorial

Created by: ChrisR

Created by: Sibi

Tags dechiper

#### Problem 47563. Find a real root of a quintic function

Created by: Mehmet OZC

#### Problem 47558. Guess the logic

Created by: Sarah Collins

Tags logic

#### Problem 47568. find the lowest number with given amount of integer factors

Created by: Samuel Ammann

#### Problem 47573. Crea un vector de enteros repitiendo sus términos de la siguiente forma 122333444455555

Created by: Luis Fernández

Tags uc3m

#### Problem 46054. Count trailing zeros in a primorial

Created by: ChrisR

#### Problem 46050. Construct a prime circle

Created by: ChrisR

Tags primes

#### Problem 2838. Optimum Egyptian Fractions

Created by: Jan Orwat

#### Problem 46046. Determine whether a number is a cluster prime

Created by: ChrisR

#### Problem 46600. Generate a list of composite numbers

Created by: ChrisR

#### Problem 46615. Find terms in the Connell sequence

Created by: ChrisR

Tags sequences

#### Problem 46047. Identify Wagstaff primes

Created by: ChrisR

Tags primes

#### Problem 46624. List the emirps

Created by: ChrisR

#### Problem 47415. List ways to reach a target sum

Created by: ChrisR

#### Problem 45994. Investigate the frequency of last digits of prime numbers

Created by: ChrisR

#### Problem 47518. Play Outside In with primes

Created by: ChrisR

#### Problem 46998. Effective Nuclear Charge

Created by: Wesley Maa

Tags easy

#### Problem 47380. Intercambiar columnas - UC3M

Created by: María Salas

Tags uc3m

#### Problem 46721. Intercambiar columnas

Created by: María Salas

Tags columns, swap

#### Problem 47149. non-repitition of numbers in a vector

Created by: KATTA PRATYUSHA

Tags vector, numbers

#### Problem 47458. Perfect number

Created by: Soobok

1 – 50 of 3,801