Sorted it - turns out I inadvertently used the same label for a formula and
a figure.  I've made all my labels distinct and the problem has gone.  Sorry
for wasting your bandwidth.

-Alasdair

On Sat, Mar 26, 2011 at 9:09 AM, Aditya Mahajan <adityam@umich.edu> wrote:

> On Sat, 26 Mar 2011, Alasdair McAndrew wrote:
>
>  I have seen this discussed once somewhere else, but I can't find it.
>>  Here's
>> the problem: two equations in my document have been given numbers (1) and
>> (2), but the references to them come up as (2) and (3) respectively.  I
>> have
>> used:
>>
>> \definereferenceformat [ineqn] [left=(,right=),text=equation]
>>
>> to obtain their references.
>>
>> What is going on here?
>>
>
> A minimal example is needed.
>
>
>   And is there an easier way to obtain parentheses
>> around a reference number, so that "we see from equation (6)" instead of
>> "we
>> see from equation 6"?
>>
>
> \definereferenceformat is the correct way to do this.
>
> Aditya
>
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