From cbd8a8755765b30371cb6781eac1e83bad1c75cf Mon Sep 17 00:00:00 2001
From: Stephen Chung <schungx@live.com>
Date: Tue, 9 Nov 2021 08:43:35 +0800
Subject: [PATCH] Fix floating-point display.

---
 src/ast.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ast.rs b/src/ast.rs
index a344607b..81f6ff83 100644
--- a/src/ast.rs
+++ b/src/ast.rs
@@ -1825,7 +1825,7 @@ impl<F: Float + fmt::Debug> fmt::Debug for FloatWrapper<F> {
 impl<F: Float + fmt::Display + fmt::LowerExp + From<f32>> fmt::Display for FloatWrapper<F> {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         let abs = self.0.abs();
-        if abs.fract().is_zero() {
+        if abs.is_zero() {
             f.write_str("0.0")
         } else if abs > Self::MAX_NATURAL_FLOAT_FOR_DISPLAY.into()
             || abs < Self::MIN_NATURAL_FLOAT_FOR_DISPLAY.into()