Problems

1 – 32 of 32

Problem Title Likes Solvers Difficulty

Problem 45982. Evaluate the incomplete elliptic integrals

Created by: ChrisR

Tags math, special functions

Problem 57620. Compute frequency factors for the normal distribution

Created by: ChrisR

Tags probability, special functions, hydrology

Problem 54710. Compute the period of a pendulum started from a finite initial angle

Created by: ChrisR

Tags physics, special functions

Problem 45979. Compute the perimeter of an ellipse

Created by: ChrisR

Tags geometry, special functions

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

Created by: ChrisR

Tags number theory, zeta function, special functions

Problem 51322. Solve an ODE: diffusion problem 1

Created by: ChrisR

Tags differential equations, special functions, fluid mechanics

Problem 51975. Compute a sum of Ramanujan

Created by: ChrisR

Tags sum, special functions

Problem 46081. Set Soldner's constant

Created by: ChrisR

Tags number theory, special functions

Problem 52125. Compute the sum of reciprocals of quadratics

Created by: ChrisR

Tags sum, special functions, analytical

Problem 51745. Solve an ODE: equation A

Created by: ChrisR

Tags differential equations, boundary value problem, special functions

Problem 47874. Compute an integral of an exponential function

Created by: ChrisR

Tags integration, special functions

Problem 60748. Extend the digamma function to negative arguments

Created by: ChrisR

Tags reflection, special functions

Problem 51815. Solve an ODE: equation C

Created by: ChrisR

Tags differential equations, boundary value problem, special functions

Problem 52120. Compute the fractional derivative

Created by: ChrisR

Tags special functions, fractional calculus

Problem 51137. Compute an integral of a product of sinusoids

Created by: ChrisR

Tags integration, sinusoid, special functions

Problem 46117. Test approximations of the prime counting function

Created by: ChrisR

Tags special functions

Problem 54610. Evaluate the Kelvin functions

Created by: ChrisR

Tags special functions, wave boundary layer, bessel functions

Problem 58394. Integrate a product of gamma functions

Created by: ChrisR

Tags integration, special functions, maths 505

Problem 59147. Determine aquifer properties: steady pump test in a leaky confined aquifer

Created by: ChrisR

Tags special functions, groundwater, fzero

Problem 59981. Compute the Ramanujan tau function

Created by: ChrisR

Tags number theory, sequence, special functions

Problem 57452. Design a well field in an infinite aquifer

Created by: ChrisR

Tags design, special functions, groundwater

Problem 60633. Sum the reciprocals of polygonal numbers

Created by: ChrisR

Tags special functions, partial fractions

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

Created by: ChrisR

Tags roots, special functions

Problem 46043. Evaluate the generalized hypergeometric function

Created by: ChrisR

Tags special functions, hypergeometric

Problem 46066. Evaluate the logarithmic integral

Created by: ChrisR

Tags primes, number theory, special functions

Problem 59571. Compute a sum involving the zeta function

Created by: ChrisR

Tags sum, special functions, maths 505

Problem 49743. Determine aquifer properties: unsteady pump test in a confined aquifer

Created by: ChrisR

Tags curve fitting, special functions, groundwater

Problem 45997. Evaluate the zeta function for complex arguments

Created by: ChrisR

Tags number theory, zeta function, special functions

Problem 51783. Solve an ODE: equation B

Created by: ChrisR

Tags differential equations, special functions, groundwater

Problem 46025. Evaluate the gamma function

Created by: ChrisR

Tags math, complex numbers, special functions

Problem 59521. Integrate a power tower

Created by: ChrisR

Tags integral, special functions, maths 505

Problem 59541. Compute the polylogarithm for real arguments

Created by: ChrisR

Tags integral, special functions, gamma

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Problem Groups

Problems

Problem 45982. Evaluate the incomplete elliptic integrals

Problem 57620. Compute frequency factors for the normal distribution

Problem 54710. Compute the period of a pendulum started from a finite initial angle

Problem 45979. Compute the perimeter of an ellipse

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

Problem 51322. Solve an ODE: diffusion problem 1

Problem 51975. Compute a sum of Ramanujan

Problem 46081. Set Soldner's constant

Problem 52125. Compute the sum of reciprocals of quadratics

Problem 51745. Solve an ODE: equation A

Problem 47874. Compute an integral of an exponential function

Problem 60748. Extend the digamma function to negative arguments

Problem 51815. Solve an ODE: equation C

Problem 52120. Compute the fractional derivative

Problem 51137. Compute an integral of a product of sinusoids

Problem 46117. Test approximations of the prime counting function

Problem 54610. Evaluate the Kelvin functions

Problem 58394. Integrate a product of gamma functions

Problem 59147. Determine aquifer properties: steady pump test in a leaky confined aquifer

Problem 59981. Compute the Ramanujan tau function

Problem 57452. Design a well field in an infinite aquifer

Problem 60633. Sum the reciprocals of polygonal numbers

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

Problem 46043. Evaluate the generalized hypergeometric function

Problem 46066. Evaluate the logarithmic integral

Problem 59571. Compute a sum involving the zeta function

Problem 49743. Determine aquifer properties: unsteady pump test in a confined aquifer

Problem 45997. Evaluate the zeta function for complex arguments

Problem 51783. Solve an ODE: equation B

Problem 46025. Evaluate the gamma function

Problem 59521. Integrate a power tower

Problem 59541. Compute the polylogarithm for real arguments