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http://www.algebrahelp.com/calculators/equation/

http://en.wikibooks.org/wiki/Numerical_Methods/Equation_Solving

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

http://www2.math.umd.edu/~immortal/206/tutorial/SolvingEquationsNumerically.shtml

http://0-comjnl.oxfordjournals.org.library.hct.ac.ae/content/9/4/388.full.pdf

http://cfd.mace.manchester.ac.uk/twiki/pub/Main/TimCraftNotes_All_Access/cfd1-pt2.pdf

http://cims.nyu.edu/~donev/Teaching/NMI-Fall2010/Lecture6.handout.pdf

http://www2.math.umd.edu/~immortal/206/tutorial/SolvingEquations.shtml

http://en.wikipedia.org/wiki/Root-finding_algorithm

http://www.damtp.cam.ac.uk/lab/people/sd/lectures/nummeth98/roots.htm

http://www.me.metu.edu.tr/people/cuneyt/me310/me310_2_roots.pdf

http://www.issi.uz.zgora.pl/~mpatan/metnum/lecture2.pdf

http://www.enm.bris.ac.uk/admin/courses/EMa2/Lecture%20Notes%2009-10/CGCslides02_CC.pdf

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http://www.ashurst.eu.org/download/maths.pdf

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http://www.efunda.com/math/num_rootfinding/num_rootfinding.cfm

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http://users.rowan.edu/~hassen/NumerAnalysis/Root_Finding.pdf

http://www.wolframalpha.com/examples/NumericalAnalysis.html

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http://www.math.siu.edu/matlab/tutorial5.pdf

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http://akramayyash.com/resources/portfolio/Numerically%20Finding%20the%20Roots%20of%20an%20Equation.pdf

http://www.maths.dit.ie/~dmackey/lectures/Roots.pdf

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http://dip.sun.ac.za/~mkbanda/NM262/transparencies/Lecture03.pdf

http://persson.berkeley.edu/128A/ch2.pdf