JuliaMath / JuliaMath/SpecialFunctions.jl
Gamma function should return Inf at -1, -2, -3......
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Description
at -1, -2, -3... gamma should return Inf like gamma(0)
julia> gamma(0)
Inf
julia> gamma(-1.0)
ERROR: DomainError with -1.0:
NaN result for non-NaN input.
Stacktrace:
[1] nan_dom_err at ./math.jl:339 [inlined]
[2] gamma(::Float64) at /Users/zhengjinwei/.julia/packages/SpecialFunctions/fvheQ/src/gamma.jl:558
[3] top-level scope at none:0
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