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| -rw-r--r-- | README.md | 8 |
1 files changed, 5 insertions, 3 deletions
@@ -650,10 +650,12 @@ In interaction rules, attributes are recognised by a modifier `int` in order to ``` -- Example: Duplicator of integer lists. We note that, at the first line of the below example, the rule is allowed to have more than twice occurrences of *i* (here, it is three times) because the *i* is a variable for attributes: +- Example: Duplicator of integer lists. -  + We note that, at the first line of the below example, the rule is allowed to have not twice occurrences of *i* (here, it is three times) because the *i* is a variable for attributes: +  + ``` >>> dup(a1,a2) >< (int i):xs => a1~(i:xs1), a2~(i:xs2), dup(xs1,xs2)~xs; @@ -665,7 +667,7 @@ In interaction rules, attributes are recognised by a modifier `int` in order to >>> free a b; >>> ``` - + **We have to be careful for operations of two attributes on distinct agents**. For instance, we take the following rule of an `add` agent: |