version 1.2, 2002/07/18 15:52:27
|
version 1.3, 2005/02/18 20:32:36
|
Line 2
|
Line 2
|
The formula evaluator can not handle things of the form {}``x + - y''. |
The formula evaluator can not handle things of the form {}``x + - y''. |
If you have a random variable that may be positive or negative (as in the |
If you have a random variable that may be positive or negative (as in the |
example following this section), you can try wrapping the references to that |
example following this section), you can try wrapping the references to that |
variable in parenthesis. As always, it is a good idea to try out several |
|
randomized versions of your problems to make sure everything works correctly. |
|
|
|
|
variable in parentheses. As always, it is a good idea to try out several |
|
randomized versions of your problems to make sure everything works correctly. |