Re: DSE 2015 answer

Posted by Mike on May 30, 2016; 12:06pm
URL: http://discussion-forum.276.s1.nabble.com/DSE-2015-answer-tp7600806p7601125.html

For nullity, refer to chapter 2 of this book. https://www.math.brown.edu/~treil/papers/LADW/book.pdf