--- a/util/serialization.lua	Thu Oct 20 16:56:45 2022 +0200
+++ b/util/serialization.lua	Wed Oct 19 16:25:05 2022 +0200
@@ -22,9 +22,7 @@
 local envload = require"util.envload".envload;
 
 local pos_inf, neg_inf = math.huge, -math.huge;
-local m_type = math.type or function (n)
-	return n % 1 == 0 and n <= 9007199254740992 and n >= -9007199254740992 and "integer" or "float";
-end;
+local m_type = math.type;
 
 local function rawpairs(t)
 	return next, t, nil;