Issues

• beta_inc_inv keeps evaluating beta_inc after it has converged

  JuliaMath/SpecialFunctions.jl#563 · Filter by author devmotion opened on Oct 19, 2026

• beta_inc and beta_inc_inv allocate

  JuliaMath/SpecialFunctions.jl#560 · Filter by author devmotion opened on Sep 28, 2026

• Bug: both erfcinv(2big"0.8") and erfcinv(2big(0.41)) do not terminate.

  JuliaMath/SpecialFunctions.jl#557 · Filter by author lrnv opened on Sep 9, 2026
  3

• zeta(s) and eta(s) return NaN or Inf for every real s < -170.62

  JuliaMath/SpecialFunctions.jl#556 · Filter by author yurivish opened on Sep 7, 2026

• expint(ν, z) loses 8-17 bits to cancellation; one- and two-argument forms disagree by up to 439 ulps in Float32

  JuliaMath/SpecialFunctions.jl#551 · Filter by author andreasnoack opened on Aug 20, 2026

• besselj/bessely stack overflow for an integer order and a Float16 argument

  JuliaMath/SpecialFunctions.jl#547 · Filter by author andreasnoack opened on Aug 18, 2026

• expint truncates its series after a number of terms fixed for Float64, silently capping BigFloat accuracy

  Bug

  JuliaMath/SpecialFunctions.jl#546 · Filter by author andreasnoack opened on Aug 18, 2026
  2

• expint is inaccurate for Float32/Float16 arguments near the negative real axis

  Bug

  JuliaMath/SpecialFunctions.jl#545 · Filter by author andreasnoack opened on Aug 18, 2026
  3

• Implement partial derivative wrt to shape parameter for gamma_inc as a convergent series

  JuliaMath/SpecialFunctions.jl#531 · Filter by author SamuelBrand1 opened on May 29, 2026
  3

• Add functions for incomplete elliptic integrals

  JuliaMath/SpecialFunctions.jl#529 · Filter by author abhro opened on May 18, 2026

• Merging JacobiElliptic with SpecialFunctions

  JuliaMath/SpecialFunctions.jl#511 · Filter by author dominic-chang opened on Jan 20, 2026
  6

• beta_inv and beta_inv_inc gradients.

  JuliaMath/SpecialFunctions.jl#505 · Filter by author lrnv opened on Oct 4, 2025

• zeta(0, x), zeta(s, -1) gives wrong answer

  Bug

  JuliaMath/SpecialFunctions.jl#496 · Filter by author inkydragon opened on May 3, 2025

• erf performance regression on Windows

  dependencies
  JuliaMath/SpecialFunctions.jl#495 · Filter by author johnnychen94 opened on Apr 23, 2025
  2

• ForwardDiff of complex erfcx fails

  JuliaMath/SpecialFunctions.jl#493 · Filter by author mmikhasenko opened on Apr 13, 2025

• Generalized zeta function cutoff causes discontinuity

  JuliaMath/SpecialFunctions.jl#488 · Filter by author quytelda opened on Mar 21, 2025

• Fails to find libopenspecfun.so on NixOS on Julia 1.11.2

  JuliaMath/SpecialFunctions.jl#482 · Filter by author NOTtheMessiah opened on Jan 6, 2025
  3

• NaN in digamma caused by _cotpi

  JuliaMath/SpecialFunctions.jl#480 · Filter by author Youjack opened on Nov 9, 2024
  2

• Allocations in the sum over a product of besselj(::Int64, ::Float32)

  JuliaMath/SpecialFunctions.jl#472 · Filter by author yakovbraver opened on May 1, 2024

• Extensive use of abs for complex tolerances

  JuliaMath/SpecialFunctions.jl#468 · Filter by author weymouth opened on Mar 18, 2024
  2

• Internals of the incomplete gamma function does not work with ForwardDiff.jl's Dual() type due to enforced floating point precision

  JuliaMath/SpecialFunctions.jl#465 · Filter by author akchurinda opened on Feb 19, 2024
  4

• Rewrite all AMOS code in julia

  enhancement
  JuliaMath/SpecialFunctions.jl#461 · Filter by author inkydragon opened on Jan 18, 2024
  5

• Large negative real number arguments return NaN for expintx

  JuliaMath/SpecialFunctions.jl#457 · Filter by author weymouth opened on Jan 12, 2024
  1

• expint(nu,z) has bad precision for nu != 1

  JuliaMath/SpecialFunctions.jl#453 · Filter by author djturizo opened on Nov 26, 2023
  1

• What about gamma_inc_inv's derivative ?

  enhancement
  JuliaMath/SpecialFunctions.jl#452 · Filter by author lrnv opened on Oct 31, 2023
  2