Note in readme that you can use GMP

stephen-hill · stephen-hill · commit ec00437bb9bc · 2025-11-11T13:06:53.000Z
diff --git a/readme.md b/readme.md
@@ -27,7 +27,7 @@ So I decided to create a library with the following goals:
 This library has the following requirements:
 
 - PHP => 8.1
-- BC Math Extension
+- GMP or BC Math Extension
 
 ## Installation
 
