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AD rule for logerfcx #74

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Merged
mcabbott merged 6 commits into from
Dec 11, 2021
Merged

AD rule for logerfcx #74

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796c987
add rule for logerfcx
Dec 10, 2021
75ea226
version lower bound for logerfcx
Dec 10, 2021
31e3a91
David's suggestion
Dec 10, 2021
a8bf818
David's suggestion 2
Dec 10, 2021
5da238c
new compats
Dec 10, 2021
f888ee5
bump minor version
Dec 11, 2021
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2 changes: 1 addition & 1 deletion Project.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@ SpecialFunctions = "276daf66-3868-5448-9aa4-cd146d93841b"
[compat]
LogExpFunctions = "0.3.2"
NaNMath = "0.3"
SpecialFunctions = "0.8, 0.9, 0.10, 1.0, 2"
SpecialFunctions = "0.10, 1.0, 2"
julia = "1.3"

[extras]
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2 changes: 2 additions & 0 deletions src/rules.jl
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Expand Up @@ -121,6 +121,8 @@ _abs_deriv(x) = signbit(x) ? -one(x) : one(x)
@define_diffrule SpecialFunctions.erfi(x) = :( (2 / sqrt(π)) * exp($x * $x) )
@define_diffrule SpecialFunctions.erfcx(x) =
:( (2 * $x * SpecialFunctions.erfcx($x)) - (2 / sqrt(π)) )
@define_diffrule SpecialFunctions.logerfcx(x) =
:( 2 * ($x - inv(SpecialFunctions.erfcx($x) * sqrt(π))) )
@define_diffrule SpecialFunctions.dawson(x) =
:( 1 - (2 * $x * SpecialFunctions.dawson($x)) )
@define_diffrule SpecialFunctions.digamma(x) =
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