Nuprl Definition : f-try 11,40

Try(e) == (loc(e L) & @e("$x""$try") 
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clarification:

f-try{$x,$try}(es;L;e) == (es-loc(ese L  Id) & es-change-to(es;Id;"$x";e;"$try") 
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DefinitionsP & Q, (x  l), loc(e), @e(xv), Id, "$x"
FDL editor aliasesf-try

origin