>>>>> "Dimtre" == Dimtre Novatchev <dnovatchev@xxxxxxxxx> writes:

    Dimtre> Hi, Could someone, please, suggest a more compact
    Dimtre> expression, equivalent to the value of the "select"
    Dimtre> attribute below:

    Dimtre>       <xsl:sequence select= "for $this in $pList1 return
    Dimtre>                                     f:apply($pFun, $this)" />

    Dimtre> It seems to me that this is illegal:

    Dimtre>      $pList1/ f:apply($pFun, .)

    Dimtre> because $pList1 in general may contain atomic items (not
    Dimtre> nodes).

Why should that make it illegal? You have two primary expressions (a
variable reference and a function call) on either side of a /, so it
looks like a valid relative path expression to me.
-- 
Colin Paul Adams
Preston Lancashire