From fc2981407fed308efeb465414af47e8a099542a3 Mon Sep 17 00:00:00 2001
From: tessob <tessob@users.noreply.github.com>
Date: Thu, 8 Jun 2023 09:33:36 +0200
Subject: [PATCH] Update src/distribution/exponential.rs

Co-authored-by: Warren Weckesser <warren.weckesser@gmail.com>
---
 src/distribution/exponential.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/distribution/exponential.rs b/src/distribution/exponential.rs
index c335b895..b52e1899 100644
--- a/src/distribution/exponential.rs
+++ b/src/distribution/exponential.rs
@@ -120,7 +120,7 @@ impl ContinuousCDF<f64, f64> for Exp {
     ///
     /// where `p` is the probability and `λ` is the rate
     fn inverse_cdf(&self, p: f64) -> f64 {
-        -(1.0 - p).ln() / self.rate
+        -(-p).ln_1p() / self.rate
     }
 }