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Please choose your subject to browse our database of examples: Basic Algebra Linear Algebra Abstract Algebra Calculus Multivariable Calculus Calculus of Variations Geometry Trigonometry Ordinary Differential Equations Partial Differential Equations Dimensional Analysis Integral Equations Functional Analysis Fourier Series Complex Variables Special Functions Optics Recurrence Relations Number Theory Probability and Statistics Perturbation Techniques Hilbert Spaces Classical Mechanics Physics [https://play.google.com/store/apps/details?id=com.tbse.wnswfree <img src="http://toddbsmith.com/images/wnswpromo.png"> Need a one-touch wifi network switcher widget for Android?] ExampleProblems.com is the first user-supported free content online database of higher mathematics example problems. Alternative section- Dream art Please add one problem! Contributing - each visitor's pleasure. Register, log in, and see the editing info below. Please leave me feedback and suggestions here: Feedback Must see - ASCII cows

It's like asking why Beethoven's Ninth Symphony is beautiful. If you don't see why, someone can't tell you. I know numbers are beautiful. If they aren't beautiful, nothing is. - Paul Erdős

To Edit

Register. Log in. Click the 'edit' button at the top of any screen. Follow the example of the problems that are already up.

The math code works just like TeX. I suggest looking up symbols and functions in other problems and seeing how it's done there.

Here's a good list of symbols: http://meta.wikimedia.org/wiki/Help:Formula

Here is a bunch of TeX documentation: http://www.google.com/search?q=TeX+documentation

Thank You for contributing!
-Todd