what is a mathematical system.
http://wiki.answers.com/Q/What_is_a_mathematical_s...

1. Open your Web browser and go to the Wolfram Alpha homepage. Type "equations" into the dialogue box in the center of the page. Scroll down to the bar that says "systems
http://www.ehow.com/how_8562512_putmathematicals...

What is mathematics? The study of the abstract  that is, those things we can be entirely sure of, because they're totally idealized, rather than things we have to learn by experiment
http://www.quora.com/Mathematics/Whatismathemati...

The security system you choose depends largely on the size of your home. Large houses with a lot of windows and doors will need a more elaborate system. Smaller homes with fewer points
http://www.life123.com/homegarden/homerepair/hom...
