The Language of Mathematics (35): why 2 negatives make a positive

[youtube http://www.youtube.com/watch?v=RAnQNQnKziM&fs=1&rel=0] Support this project by making a DONATION at: https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=TXHUBMRN5AZ3Q Additional videos, Table of … [youtube http://www.youtube.com/watch?v=3rHBCglD1LQ&fs=1&rel=0] Video of the Lecture No. 14 in Advanced Mathematics for Engineers at Ravensburg-Weingarten University from January 9th 2012. The Topics are: Polynomial Inter… Video Rating: 5 / 5