Enlarge parentheses in math in std_axis docs (#604)

jturner314 · web-flow · commit 20d372a17f76 · 2019-03-22T09:41:13.000-04:00
This looks a little nicer.
diff --git a/src/numeric/impl_numeric.rs b/src/numeric/impl_numeric.rs
@@ -228,9 +228,9 @@ impl<A, S, D> ArrayBase<S, D>
     /// The standard deviation is defined as:
     ///
     /// ```text
-    ///                    1       n
-    /// stddev = sqrt ( ――――――――   ∑ (xᵢ - x̅)² )
-    ///                 n - ddof  i=1
+    ///               ⎛    1       n          ⎞
+    /// stddev = sqrt ⎜ ――――――――   ∑ (xᵢ - x̅)²⎟
+    ///               ⎝ n - ddof  i=1         ⎠
     /// ```
     ///
     /// where
