Changes

===Peer nodes===

===Peer nodes===

* [http://beta.wikiversity.org/wiki/Differential_logic Differential Logic @ Beta Wikiversity]

* [http://beta.wikiversity.org/wiki/Sole_sufficient_operator Sole Sufficient Operator @ Beta Wikiversity]

* [http://mywikibiz.com/Differential_logic Differential Logic @ MyWikiBiz]

* [http://mywikibiz.com/Sole_sufficient_operator Sole Sufficient Operator @ MyWikiBiz]

* [http://www.netknowledge.org/wiki/Differential_logic Differential Logic @ NetKnowledge]

* [http://www.netknowledge.org/wiki/Sole_sufficient_operator Sole Sufficient Operator @ NetKnowledge]

* [http://semanticweb.org/wiki/Differential_logic Differential Logic @ SemanticWeb]

* [http://semanticweb.org/wiki/Sole_sufficient_operator Sole Sufficient Operator @ SemanticWeb]

===Logical operators===

===Logical operators===