 
 
 
A quoted subexpression (either with ’ or with the 
quote or hold) command will not be evaluated.
Remark
a:=quote(a) (or a:=hold(a)) is equivalent to purge(a) 
(for the sake of Maple compatibility). It returns 
the value of this variable (or the hypothesis done on this variable).
Input :
or
Output :
 
 
