wtr - Intuitionistic Logic Explorer

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Syntax Definition wtr 4087

Description: Extend wff notation to include transitive classes. Notation from [TakeutiZaring] p. 35.

**Hypothesis**
Ref	Expression
cA	class 𝐴

**Assertion**
Ref	Expression
wtr	wff Tr 𝐴

See definition df-tr 4088 for more information.

Colors of variables: wff set class