@setchapternewpage odd
@synindex vr fn
-@c $Id: sos.texinfo,v 1.2 1993/02/24 05:52:51 cph Exp $
+@c $Id: sos.texinfo,v 1.3 1993/02/24 07:45:54 cph Exp $
@set TITLE The SOS Reference Manual
-@set EDITION 1.2
+@set EDITION 1.3
@set UPDATED 21 February 1993
@set UPDATE-MONTH February 1993
@code{#f}.
@end deffn
-@deffn Procedure instance-of? instance class
-Returns @code{#t} if @var{instance} is a general instance of
-@var{class}, otherwise returns @code{#f}. In other words, this
-predicate is true if the class of @var{instance} is @var{class} or one
-of its subclasses.
+@deffn Procedure instance-of? object class
+Returns @code{#t} if @var{object} is a general instance of @var{class},
+otherwise returns @code{#f}. In other words, this predicate is true if
+the class of @var{object} is @var{class} or one of its subclasses.
@end deffn
@node Slots, Generic Procedures, Instances, Language