工作进展（2011-12-18）

Current work on distinguishing different dark energy models without tedious numerical calculations.

2011-12-16:
Tower Wang is here to help.
2011-12-17:
Changed from hubble distance to particle horizon; Changed the equation for growth factor, considering the dynamic dark energy.
2011-12-18:
Still have a problem in matter power spectrum. Working on the mathematica notebook file today, hoping to find out what is wrong.
I found some mistakes in Ivan Duran et al.’s paper and I came up with an idea to fix it.