Merge branch 'master' of https://github.com/phpfui/MathExecutor

# Conflicts:
#	src/NXP/Classes/Token/TokenFunction.php

1 files changed, 3 insertions, 2 deletions

diff --git a/README.md b/README.md
index 0c87108..4863224 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # MathExecutor [![Stories in Ready](https://badge.waffle.io/NeonXP/MathExecutor.png?label=ready&title=Ready)](https://waffle.io/NeonXP/MathExecutor) [![Build Status](https://travis-ci.org/NeonXP/MathExecutor.png?branch=master)](https://travis-ci.org/NeonXP/MathExecutor)
 
-A simple math expressions calculator
+# A simple and extensible math expressions calculator
 
 ## Features:
 * Built in support for +, -, *, / and power (^) operators plus ()
@@ -11,7 +11,7 @@ A simple math expressions calculator
 * Exceptions on divide by zero, or treat as zero
 * Unary Minus (e.g. -3)
 * Pi ($pi) and Euler's number ($e) support to 11 decimal places
-* Easily extendable
+* Easily extensible
 
 ## Install via Composer:
 ```
@@ -43,6 +43,7 @@ Add custom function to executor:
 ```php
 $executor->addFunction('abs', function($arg) {return abs($arg);});
 ```
+Function default parameters are not supported at this time.
 
 Default parameters are not currently supported.