http://en.wikipedia.org/wiki/Linear_programming

http://www.purplemath.com/modules/linprog.htm

http://www.math.ucla.edu/~tom/LP.pdf

http://www2.isye.gatech.edu/~spyros/LP/LP.html

http://web.williams.edu/Mathematics/sjmiller/public_html/416/currentnotes/LinearProgramming.pdf

http://www.cs.uiuc.edu/~jeffe/teaching/algorithms/notes/25-lp.pdf

http://sourceforge.net/projects/lipside/?source=dlp

http://www.inf.ethz.ch/personal/emo/PublFiles/LpSurvey03.pdf

http://www.whitman.edu/mathematics/SeniorProjectArchive/2008/lewis.pdf

http://www.ams.org/notices/200703/fea-gale.pdf

http://www.cs.cmu.edu/~ckingsf/bioinfo-lectures/linearp.pdf

http://www.algebra.com/algebra/homework/coordinate/word/THEO-2012-01-26.lesson

http://www.math.ncsu.edu/ma114/PDF/2.2.pdf

http://www.math.tamu.edu/~Janice.Epstein/141/review/LinProgReview.pdf

http://www.cs.princeton.edu/~rs/AlgsDS07/22LinearProgramming.pdf

http://www.castleton.edu/math/finite/linear_programming_practice_prob.htm

http://home2.fvcc.edu/~dhicketh/Math117/notes/Chapter3/LinearProgrammingScr.pdf

http://home.ku.edu.tr/~mturkay/indr262/indr262lecturenotes_2-lpmodels.pdf

http://en.wikipedia.org/wiki/Nonlinear_programming

http://www.athenasc.com/nonlinbook.html

http://www.pages.drexel.edu/~hvb22/OPR992/Lectures/Lecture%201.pdf

http://ocw.nctu.edu.tw/upload/classbfs121001561576097.pdf

http://www.aimms.com/operations-research/mathematical-programming/nonlinear-programming

http://www.sce.carleton.ca/faculty/chinneck/po/Chapter%2016.pdf