On 2016-01-24 05:38:11, TOBY wrote:
Show quoted text> Many thanks for that. I believe that this is due to the way I was
> handling edge cases - that is points that are right on the edge of the
> complicated area where OSTN02 is defined. I am working on a fix.
> It's very useful to have these test cases to check, so thank you
> again, Toby
2.12 looks almost perfect --- but the round trip problems are gone now, so resolving this ticket.