Logiweb aspects of isRelation( {MissingArg} , {MissingArg} , {MissingArg} ) in pyk

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The predefined "pyk" aspect

define pyk of isRelation( x , x , x ) as text unicode start of text unicode small i unicode small s unicode capital r unicode small e unicode small l unicode small a unicode small t unicode small i unicode small o unicode small n unicode left parenthesis unicode space unicode quotation mark unicode space unicode comma unicode space unicode quotation mark unicode space unicode comma unicode space unicode quotation mark unicode space unicode right parenthesis unicode end of text end unicode text end text end define

The predefined "tex" aspect

define tex of isRelation( var x , var y , var z ) as text unicode start of text unicode capital i unicode small s unicode capital r unicode small e unicode small l unicode small a unicode small t unicode small i unicode small o unicode small n unicode left parenthesis unicode number sign unicode one unicode period unicode newline unicode comma unicode number sign unicode two unicode period unicode newline unicode comma unicode number sign unicode three unicode period unicode newline unicode right parenthesis unicode end of text end unicode text end text end define

The predefined "macro" aspect

define macro of isRelation( var sx , var sy , var sz ) as lambda var t dot lambda var s dot lambda var c dot macro define four var t state var s cache var c definition quote macro define isRelation( var sx , var sy , var sz ) as for all object r1 indeed ( object r1 in0 var sx imply isOrderedPair( object r1 , var sy , var sz ) ) end define end quote end define end define