User talk:Control79

Thanks for the much needed improvements to C0 semigroup, a task that I knew needed to be done but have not been up for it. Semigroups are in somewhat of a sad state on Wikipedia. Anyway, here is a standard welcome message:

Welcome!

Hello,, and welcome to Wikipedia! Thank you for your contributions. I hope you like the place and decide to stay. Here are some pages that you might find helpful: I hope you enjoy editing here and being a Wikipedian! Please sign your messages on discussion pages using four tildes ( ~ ); this will automatically insert your username and the date. If you need help, check out Questions, ask me on, or ask your question on this page and then place  before the question. Again, welcome! Sławomir Biały (talk) 12:44, 21 September 2009 (UTC)
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