http://www.math.ust.hk/~machas/numerical-methods.pdf

http://www.ohio.edu/people/tc285202/nmethods.pdf

http://watinst.ut.ac.ir/downloads/pdf/ebooks/hoffman1.pdf

http://my.safaribooksonline.com/book/programming/vba/9780763749644/roots-of-nonlinear-equations-finding-zero/section_7.2#X2ludGVybmFsX0J2ZGVwRmxhc2hSZWFkZXI/eG1saWQ9OTc4MDc2Mzc0OTY0NC8xMTQ=

http://johndfenton.com/Lectures/Numerical-Methods/Numerical-Methods.pdf

http://www2.math.umd.edu/~dlevy/books/na.pdf

http://www.e-booksdirectory.com/details.php?ebook=8308

http://www.siam.org/books/textbooks/fr18_book_s.pdf

http://www.caam.rice.edu/~embree/caam453/caam453.pdf

http://www.math.upenn.edu/~wilf/DeturckWilf.pdf

http://www.math.leidenuniv.nl/~spijker/NumStab98.pdf

http://ads.harvard.edu/books/1990fnmd.book/

http://nm.mathforcollege.com/topics/textbook_index.html

http://www.math.mtu.edu/~msgocken/pdebook2/tutorial.pdf

http://www.math.ohiou.edu/courses/math3600/book.pdf

http://books.google.com/books?id=mM2jM_HjCUgC&pg=PR6&lpg=PR6&dq=Difference+operator+,+Interpolation+,+Extrapolation+,+Numerical+Differentiation&source=bl&ots=GJGau3U9Vn&sig=7UXs4kmLlO6TVTmBjoiK4htgXFQ&hl=en&sa=X&ei=bUKfUeDcAoGFO-LzgJAB&ved=0CEkQ6AEwBQ#v=onepage&q=Difference%20operator%20%2C%20Interpolation%20%2C%20Extrapolation%20%2C%20Numerical%20Differentiation&f=false

http://books.google.com/books?id=32H-iSrZMkgC&pg=PA138&lpg=PA138&dq=Difference+operator+,+Interpolation+,+Extrapolation+,+Numerical+Differentiation&source=bl&ots=qygK20HEVb&sig=PoSCGp5L24Ezsae-KskPxbzVg30&hl=en&sa=X&ei=bUKfUeDcAoGFO-LzgJAB&ved=0CFEQ6AEwBw

http://books.google.com/books?id=fKE68pdJCD4C&pg=PR10&lpg=PR10&dq=Difference+operator+,+Interpolation+,+Extrapolation+,+Numerical+Differentiation&source=bl&ots=nR_uz6vj5-&sig=EfKAPMCRTgQTIiBnwNIUWZ89pYk&hl=en&sa=X&ei=AkWfUY6uFI6sOrnWgJgH&ved=0CFkQ6AEwCDgK#v=onepage&q=Difference%20operator%20%2C%20Interpolation%20%2C%20Extrapolation%20%2C%20Numerical%20Differentiation&f=false

http://www.math.usm.edu/lambers/mat460/fall09/assignments.html

http://persson.berkeley.edu/128A/

http://me.yazd.ac.ir/ebrahimi/courses/NumericalMethods/numerical%20methods.%20faires%20&%20burden.pdf

http://my.safaribooksonline.com/book/software-engineering-and-development/algorithms/9780470934630/chapter-20-solving-systems-of-linear-equations/navpoint-183

http://books.google.com/books?id=1P3z8KgFToQC&printsec=frontcover#v=onepage&q&f=false

http://books.google.com/books?hl=en&lr=&id=CqbXHWWJiCEC&oi=fnd&pg=PA1&dq=numerical+methods+for+eigenvalues&ots=5Sz_2-iodQ&sig=cokQrKO7jUHCIb2hBAF-DhvSX6E#v=onepage&q=numerical%20methods%20for%20eigenvalues&f=false

http://www.iust.ac.ir/files/math/numerical_analysis_2.pdf

http://www.google.com/url?sa=t&rct=j&q=%D8%B1%D9%88%D8%B4%D9%87%D8%A7%DB%8C%20%D8%B9%D8%AF%D8%AF%DB%8C%20%D8%AA%D8%B9%DB%8C%DB%8C%D9%86%20%D9%85%D9%82%D8%AF%D8%A7%D8%B1%20%D9%88%DB%8C%DA%98%D9%87&source=web&cd=7&cad=rja&ved=0CFEQFjAG&url=http%3A%2F%2Fzarrinzad.ir%2FDownload.aspx%3Fdid%3D11&ei=HibDUYGzGMbAtAa12YGgDA&usg=AFQjCNFZ_0-kfbqpGQ8FUy_QtZOTNrJyzA&bvm=bv.48175248,d.Yms

http://www.azaruniv.edu/~aghazadeh/exams/NA-final-1-8788.pdf

http://www.azaruniv.edu/~aghazadeh/exams/NA-028788-01.pdf