From 3af915c623923c73c7c3a033313a0937486f8391 Mon Sep 17 00:00:00 2001
From: Jean-Patrick Guerrero <jeanpatrick.guerrero@gmail.com>
Date: Wed, 16 Mar 2016 23:15:33 +0100
Subject: [PATCH] Small simplification

---
 craftguide.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/craftguide.lua b/craftguide.lua
index abb2b65..244525a 100644
--- a/craftguide.lua
+++ b/craftguide.lua
@@ -17,7 +17,7 @@ end
 function craftguide:get_formspec(stack, pagenum, item, recipe_num, filter, player_name)
 	local inv_size = datas[player_name].size
 	local npp, i, s = 8*3, 0, 0
-	local pagemax = math.floor((inv_size - 1) / npp + 1)
+	local pagemax = math.ceil(inv_size / npp)
 
 	if     pagenum > pagemax then pagenum = 1
 	elseif pagenum == 0      then pagenum = pagemax end