Rollup merge of #114754 - workingjubilee:gamma-ray-logger, r=thomcc

Name what ln_gamma does The previous description omitted some important details.
rust-lang · Aug 25, 2023 · b88849d · b88849d
2 parents c9228ae + 90dc2f8
commit b88849d
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Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/library/std/src/f32.rs b/library/std/src/f32.rs
@@ -989,7 +989,9 @@ impl f32 {
         unsafe { cmath::tgammaf(self) }
     }
 
-    /// Returns the natural logarithm of the gamma function.
+    /// Natural logarithm of the absolute value of the gamma function
+    ///
+    /// The integer part of the tuple indicates the sign of the gamma function.
     ///
     /// # Examples
     ///

diff --git a/library/std/src/f64.rs b/library/std/src/f64.rs
@@ -989,7 +989,9 @@ impl f64 {
         unsafe { cmath::tgamma(self) }
     }
 
-    /// Returns the natural logarithm of the gamma function.
+    /// Natural logarithm of the absolute value of the gamma function
+    ///
+    /// The integer part of the tuple indicates the sign of the gamma function.
     ///
     /// # Examples
     ///