Logiweb aspects of notnotelim in pyk

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The predefined "pyk" aspect

define pyk of notnotelim as text unicode start of text unicode small n unicode small o unicode small t unicode small n unicode small o unicode small t unicode small e unicode small l unicode small i unicode small m unicode end of text end unicode text end text end define

The user defined "the statement aspect" aspect

define statement of notnotelim as pred calc infer all metavar var f end metavar indeed lnot lnot metavar var f end metavar infer metavar var f end metavar end define

The user defined "the proof aspect" aspect

define proof of notnotelim as lambda var c dot lambda var x dot proof expand quote pred calc infer all metavar var f end metavar indeed lnot lnot metavar var f end metavar infer pc10 conclude lnot lnot metavar var f end metavar imply metavar var f end metavar cut pcmp modus ponens lnot lnot metavar var f end metavar modus ponens lnot lnot metavar var f end metavar imply metavar var f end metavar conclude metavar var f end metavar end quote state proof state cache var c end expand end define