v1.0.0

SpecialFunctions v1.0.0

Diff since v0.10.3

Closed issues:

• exponential integral (Ei, E₁, Eₙ...) function (#19)
• function naming style guide (#217)
• MethodError: no method matching loggammadiv(::Int64, ::Int64) for beta with a >> b (#239)
• optimized expint(x::BigFloat) (#245)
• expint type instabilty for negative order (#246)
• Expint hangs for complex NaN values (#247)
• expint test failure on Julia nightly (#250)
• expint requires Julia 1.4 for evalpoly (#251)
• expint(n,x) is incorrect for negative integers n (#259)
• more expint bugs (#263)
• including Jacobi polynomials and Wigner functions (#267)

Merged pull requests:

• Exponential integral function (#236) (@augustt198)
• missing promotion methods for loggammadiv (#240) (@stevengj)
• expint: Type stability, NaNs (#248) (@augustt198)
• Multiple changes to CI (#252) (@giordano)
• replace evalpoly with at-evalpoly (#253) (@stevengj)
• fix test deprecation warning (#254) (@stevengj)
• precompute the test inputs (#255) (@stevengj)
• add expinti function (#257) (@stevengj)
• use mpfr_eint for expint/expinti of BigFloat (#258) (@stevengj)
• fix expint for negative order (#260) (@stevengj)
• Fix reference to expinti in functions overview (#261) (@giordano)
• more expint fixes (#262) (@stevengj)
• expint: fixes for #263 (#268) (@augustt198)