My apologies on that. Oddly, this is why I don't typically post from my phone, as it is far easier for me to get the clean link that way. Clean link: https://

My apologies on that. Oddly, this is why I don't typically post from my phone, as it is far easier for me to get the clean link that way. Clean link: https://www.amazon.com/dp/1107658799 https://www.amazon.com/dp/1107658799 Book title: A Gentle Introduction to Optimization by by B. Guenin (Author), J. Könemann (Author), L. Tunçel (Author)