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From Gary Gregory <GGreg...@seagullsoftware.com>
Subject RE: [lang] math expression parser
Date Wed, 05 Jan 2011 21:04:37 GMT
Why should this be in [lang] instead of [math]?

Gary Gregory
Senior Software Engineer
Rocket Software
3340 Peachtree Road, Suite 820 . Atlanta, GA 30326 . USA
Tel: +1.404.760.1560
Email: ggregory@seagullsoftware.com
Web: seagull.rocketsoftware.com  



> -----Original Message-----
> From: Paul Libbrecht [mailto:paul@hoplahup.net]
> Sent: Wednesday, January 05, 2011 15:49
> To: Commons Developers List
> Subject: Re: [lang] math expression parser
> 
> Well... I never thought about such.... but maybe it's indeed useful.
> Something short and tiny that is a lot more compact than the java syntax for
> math but would have about the same capabilities.
> 
> I am not used to commit to lang so we'll have to wait for them to answer.
> 
> I find the classname PostfixExpression pretty bizarre... should it be simply
> MathExpressionParser ?
> 
> paul
> 
> 
> Le 5 janv. 2011 à 21:18, frank asseg a écrit :
> 
> > Hola Ted,
> >
> > On 05.01.2011 21:02, Ted Dunning wrote:
> >> Or bsh or jruby or rhino or groovy?
> > sorry, i did not make myself clear but i was talking about a pure
> > mathematical expresssion parser, intended for evaluating user input and
> > the like, not a turing complete grammer but simply a way to evaluate
> > thigs like "log(2)^2.4" at runtime.
> 
> 
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