Thu 14 May, 2009 01:25 am - Thank you but it's not exactly what I'm looking for. I know how it works and I could prove it with words but I'm supposed to prove it with these 19 rules of inference. Somehow I... (view)
Wed 13 May, 2009 07:00 pm - I'm sure you get tired of people asking for help with study problems but I'd appreciate the help.
I can use the 19 rules of inference.
[url=http://www.19.org/index.php?aid=52]::... (view)
