Cody

# cokakola

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1 – 50 of 1,098

#### Problem 1197. Numerical Integration

Created by: Tomasz

#### Problem 1031. Composite Trapezoidal Rule for Numeric Integration

Created by: Robert Canfield

#### Problem 179. Monte-Carlo integration

Created by: Tomasz

#### Problem 484. Steepest Descent Method

Created by: Robert Canfield

#### Problem 231. Differential equations I

Created by: Tomasz

#### Problem 44258. Outer product of multiple vectors

Created by: Andrew Newell

#### Problem 42385. Combined Ages 4 - Non-symmetric with multiples, n ≥ 3

Created by: goc3

Tags matrix, sum, linear

Created by: goc3

#### Problem 615. Nilpotent matrix

Created by: Grzegorz Knor

Tags matrix

#### Problem 2130. Orthonormal matrix

Created by: Abdullah Caliskan

Tags matrix

#### Problem 451. Is this matrix orthogonal?

Created by: Bruce Raine

Tags orthogonal

#### Problem 44509. Determine if input is a valid AHP evaluation matrix

Created by: Mehmet OZC

Tags logical, check

#### Problem 42382. Combined Ages 1 - Symmetric, n = 3

Created by: goc3

Tags matrix, sum, linear

#### Problem 42384. Combined Ages 2 - Symmetric, n ≥ 3

Created by: goc3

Tags matrix, sum, linear

#### Problem 42383. Combined Ages 3 - Non-symmetric, n ≥ 3

Created by: goc3

Tags matrix, sum, linear

#### Problem 389. Column norms of a matrix

Created by: Federico

#### Problem 258. linear least squares fitting

Created by: Tomasz

Created by: Tom

#### Problem 42988. Linear system of equations

Created by: Abhishek Jain

Tags equations

#### Problem 446. Solve the set of simultaneous linear equations

Created by: Bruce Raine

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

Created by: ChrisR

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

Created by: ChrisR

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

Created by: ChrisR

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

Created by: ChrisR

#### Problem 46034. Construct the Seidel-Entringer-Arnold triangle

Created by: ChrisR

#### Problem 46120. Solve the Challenger puzzle

Created by: ChrisR

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

Created by: ChrisR

#### Problem 45976. Evaluate the Struve function

Created by: ChrisR

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

Created by: ChrisR

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

Created by: ChrisR

#### Problem 42914. Counting the Grand Primes

Created by: John D'Errico

#### Problem 43584. Find Pseudo-Cyclic Number

Created by: Jaeho Seol

Tags number, cyclic

#### Problem 44748. Amicable numbers

Created by: cdeliu

#### Problem 42913. Pseudo Square Root (Inspired by Project Euler 266)

Created by: James

#### Problem 42377. Bouncy numbers

Created by: Jean-Marie Sainthillier

#### Problem 42826. Euler–Mascheroni constant

Created by: Thomas Bischoff

Tags math

Created by: HH

#### Problem 44476. How many unique Pythagorean triples?

Created by: Shaul Salomon

#### Problem 44403. Goldbach's marginal conjecture - Write integer as sum of three primes

Created by: yurenchu

#### Problem 2027. Consecutive Powers

Created by: Ted

Tags math, puzzle

#### Problem 44289. Find two triangular numbers whose sum is input.

Created by: Mehmet OZC

#### Problem 44230. I'm going to enjoy watching you calculate, Mr Anderson

Created by: James

#### Problem 44062. Polar Form Complex Number Entry

Created by: Jess Stuart

Tags polar, complex

#### Problem 44229. How brilliant are you?

Created by: James

#### Problem 44159. calculate PI without using pi function

Created by: huashou

Tags pi;

#### Problem 1308. Give me Hamming on five, hold the mayo

Created by: James

Created by: HH

Created by: JD

#### Problem 42917. Nth roots of unity

Created by: Martin C.

Tags root, complex, unity

#### Problem 47275. Find Logic 12

Created by: Dev Gupta

Tags logic, cody, contest

1 – 50 of 1,098