BigDecimal is an extension library for the Ruby interpreter.
Using BigDecimal class, you can obtain any number of significant digits in computation.
For the details about Ruby see:
NOTE:
This software is provided "AS IS" and without any express or
implied warranties,including,without limitation,the implied
warranties of merchantibility and fitness for a particular
purpose. For the details,see COPYING and README included in this
distribution.
The Ruby latest version can be downloaded from Official Ruby page.
Once decompress the downloaded Ruby archive,follow the normal installation procedures according to the
documents included.