People interestd by this may also be interested in 'The Most Common Errors in Undergraduate Mathematics': http://www.math.vanderbilt.edu/~schectex/commerrs/ htt

People interestd by this may also be interested in 'The Most Common Errors in Undergraduate Mathematics': http://www.math.vanderbilt.edu/~schectex/commerrs/ http://www.math.vanderbilt.edu/~schectex/commerrs/