From 3cea9b70a6915e47ae5346203e57029e42ca1db6 Mon Sep 17 00:00:00 2001 From: Arash Partow Date: Wed, 27 Mar 2013 01:35:51 +1100 Subject: [PATCH] C++ Mathematical Expression Library (ExprTk) http://www.partow.net/programming/exprtk/index.html --- readme.txt | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/readme.txt b/readme.txt index 597b0a6..05cbb6a 100644 --- a/readme.txt +++ b/readme.txt @@ -300,13 +300,10 @@ Expression Library can be found at: [SPECIAL FUNCTIONS] -Special functions dramatically decrease the total evaluation time of -expressions, which would otherwise have been written using the common -form, by reducing the total number of nodes in the evaluation tree of -an expression and by also leveraging the C++ compiler's ability to -select an appropriate set of instructions for the given expression and -architecture so as to provide the most optimal and precision sensitive -result. +The purpose of special functions in ExprTk is to provide compiler +generated equivalents of common mathematical expressions which can be +invoked by using the 'special function' syntax (eg: $f12(x,y,z) or +$f24(x,y,z,w)). Special functions dramatically decrease the total evaluation time of expressions which would otherwise have been written using the common