1
2
3
4
5
{x
with
i
1
,…,i
n
in
r
1
,…,r
n
}
{x
with
i
1
,…,i
n
in
r
1
,…,r
n
where
p}
{p=>v
with
r
1
,…,r
n
in
R
1
,…,R
n
[
where
]}
[x
with
i
1
,…,i
n
in
r
1
,…,r
n
]
[x
with
i
1
,…,i
n
in
r
1
,…,r
n
where
p]
powered by
WIRIS
©2003 maths for more sl. All rights reserved.
Legal notice