>>
>>Metin,
>>
>>In algebra it is the same
>>
>>In computer language it's different: There's a unary and a binary minus with different precedence
>
>In new .NET (Oslo.SDK) there is M-grammar that allow to define your own grammar. Very cool and complex (for beginners like me) stuff. That was the topic of NY last .NET meetup.

Good to know - thanks

So, your are a beginner ?