MarkB
generic
Sections
NuprlLIB
Doc
Def
firstn(n;as) == Case of as; nil
nil ; a.as'
if 0 <
n
[a / firstn(n-1;as')] else nil fi (recursive)
is mentioned
In prior sections:
list
1
mb
list
1
MarkB
generic
Sections
NuprlLIB
Doc
nil ; a.as' if 0 < 
n [a / firstn(n-1;as')] else nil fi (recursive)