 
 
 
11.6.7  Common denominator
The comDenom command finds
the common denominator of a sum of rational functions and adds them.
- 
comDenom takes
sum, a sum of rational functions.
- comDenom(sum) returns sum
with the terms combined over a common denominator.
Example
| comDenom(x-1/(x-1)-1/(x^2-1)) | 
 
 
