!==

LambdaExpression

&

FOLFormula LambdaExpression

*

OccConnector

+

Ant Context OccConnector SequentIndex Suc ProofState

++

LList Context Sequent

++:

Sequent

+:

Sequent

-

Ant OccConnector SequentIndex Suc

-->

FOLFormula LambdaExpression

->

expr Ty

:+

Sequent

:++

Sequent

:-

SeqWrapper

::

LambdaPosition FOLPosition HOLPosition LList

<->

FOLFormula LambdaExpression

===

LambdaExpression

^

LambdaExpression

|

FOLFormula LambdaExpression

|>

Reduction