<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">Hi all,<div><br></div><div>I can’t figure out why this is invalid:</div><div><br></div><div><div><font face="Menlo">class (Show a, Num a) => LogTree2 a where</font></div><div><span style="font-family: Menlo;"> evaluator :: (LogTree2 a) t => t -> SizedVector a -> SizedVector a</span></div><div><font face="Menlo"><br></font></div></div><div><font face="Menlo">error| ‘LogTree2’ is applied to too many type arguments In the type ‘(LogTree2 a) t => t -> SizedVector a -> SizedVector a’ In the class declaration for ‘LogTree2’</font></div><div><br></div><div>Can anyone help me understand?</div><div><br></div><div>Thanks,</div><div>-db</div><div><br></div></body></html>