Torture tests: what do they mean?

[jebem]

(05-14-2014 06:19 AM)HP67 Wrote:  

(05-14-2014 05:35 AM)DavidM Wrote:  point out the importance of understanding the implications of guard digits, precision, and how a given calculator displays full values vs. rounded representations of internal numbers.

Where can one learn about this? Some of you guys seem to really understand this well and it is an interesting topic I would like to know more about.

+1
I'm digging the WWW now for calculator algorithms. Starting from the basics: Alan Sultan explain the CORDIC. Nice reading.
http://www.qc.cuny.edu/Academics/Degrees...ultan1.pdf