User talk:121.54.92.54

Hi, welcome to Philosophical Logic. Thanks for your edit to the Logical signs and symbols page.

Please sign in and create a user name. It's an easy way to keep track of your contributions and helps you communicate with the rest of the community.

Please leave a message on my talk page if I can help with anything! -- CatherineMunro (Talk) 03:21, 2009 June 28