* Create ArithmeticGeometricMean.js
* Finally added the test script for AGM
* Better doc, and corrected some formatting
* Fixed syntax typos
* Added more tests and made FP comparison more "loose"
* Patched bugs
* Fixed-0 bug
* Again, tried to fix minus zero
* Finally fixed all bugs (probably)
* Fixed style (probably)
* Fixed style
* Fixed all style