I think it was a valid (though poorly worded) question. Not really deserving -4....

timmorgan on Dec 3, 2010 | parent | context | favorite | on: Issue 10562: Change 'j' for imaginary unit into an...

I think it was a valid (though poorly worded) question. Not really deserving -4. Thanks for the answers anyway -- I haven't touched imaginary numbers since high school.