Jerry,
Have you checked out the System.Math class?
It has a number of standard mathematical functions as static methods.
Hope this helps
Jay
"Jerry chapman" <je*******@worldnet.att.net> wrote in message
news:j8***********************@bgtnsc04-news.ops.worldnet.att.net...
Does C# have the standart mathematical functions such as sin,cos etc.? Or
does one have to use pinvoke>