請問各位大師：我的文章排法如下
Let A be {....}.
Theorem 2.6. {\em ....}.
{\em Proof.} ....................
We have to deal with A and its complement separately,
where A is defined as above.
^^^^^^^^
還是
We have to deal with A and its complement separately,
where A is defined above.
^^^^^^
或者是 ? 該如何修改? 感謝您....