[texhax] Mathop with mathop spacing?

[Uwe Lück]

At 17:01 16.10.05, Michael Barr wrote:
>Is there a way of making a macro that puts its subscript under, like a
>\mathop, but has the spacing of a \mathrel?  What I want is \times_A to
>have the A underneath, but spaced like a \mathrel.  I could do it using
>\mathchoice, but it seems rather complicated.

Doesn't \mathrel{\mathop{\times}\limits_A} do?
(I think the inner braces are redundant.)

Best,
   Uwe.