X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e54c96f187f46c06bd36be8cd52b35c19884aa2b..cde80c9284b64d611e8cf4a7565de40aa0acce81:/interface/math.h?ds=sidebyside

diff --git a/interface/math.h b/interface/math.h
index cb05148368..e60620eaa5 100644
--- a/interface/math.h
+++ b/interface/math.h
@@ -6,10 +6,23 @@
 // Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 
+/** @ingroup group_funcmacro_math */
+//@{
+
 /**
-Returns a non-zero value if @a x is neither infinite nor NaN (not a number),
-returns 0 otherwise.
+    Returns a non-zero value if @a x is neither infinite nor NaN (not a
+    number), returns 0 otherwise.
+
+    @header{wx/math.h}
 */
 int wxFinite(double x);
 
+/**
+    Returns a non-zero value if x is NaN (not a number), returns 0 otherwise.
+
+    @header{wx/math.h}
+*/
+bool wxIsNaN(double x);
+
+//@}