gen.data.frame	gen.list
gen.list	gen.list
gen.list.expr	gen.list.expr
gen.logical.and	gen.logical.and
gen.logical.or	gen.logical.and
gen.matrix	gen.list
gen.named.data.frame	gen.named.list
gen.named.list	gen.named.list
gen.named.list.expr	gen.list.expr
gen.named.matrix	gen.named.list
gen.named.vector	gen.named.list
gen.named.vector.expr	gen.list.expr
gen.vector	gen.list
gen.vector.expr	gen.list.expr
listcompr	listcompr
