From 8e3d78114e5c27c8138d73595f568d4d40807b68 Mon Sep 17 00:00:00 2001
From: "Thomas (Tom) C. Gorordo" <57684088+tgorordo@users.noreply.github.com>
Date: Tue, 3 Sep 2024 22:25:43 -0700
Subject: [PATCH] remove extraneous commented binomial implementation

---
 src/primefactorization.jl | 20 --------------------
 1 file changed, 20 deletions(-)

diff --git a/src/primefactorization.jl b/src/primefactorization.jl
index 5949104..0697f23 100644
--- a/src/primefactorization.jl
+++ b/src/primefactorization.jl
@@ -385,26 +385,6 @@ function sumlist!(list::Vector{<:PrimeFactorization}, ind = 1:length(list))
     return MPZ.mul!(s, _convert!(i, g))
 end
 
-#=
-# A cached binomial implementation.
-bcache = LRU{Tuple{BigInt, BigInt}, PrimeFactorization}(; maxsize=10^6)
-function primebinomial(n::BigInt, k::BigInt)
-    T = PrimeFactorization{eltype(eltype(factorialtable))}
-    if k == 0
-        return one(T)
-    end # guard
-    if haskey(bcache, (n, k))
-        return bcache[(n, k)]
-    else
-        den = primefactor(k)
-        num = mul!(copy(primefactor(n + 1 - k)), primebinomial(n, k - 1)) 
-        res = divexact!(num, den)
-        bcache[(n, k)] = res
-        return res
-    end
-end
-=#
-
 function primebinomial(n::BigInt, k::BigInt)
     num = copy(primefactorial(n))
     divexact!(num, primefactorial(k))