On Oct 3, 2008, at 12:05 PM, William Stein wrote:

>
>>> I'm worried that won't work, since CC is 53-bit precision floats, so
>>> "by extension SR" means you'll end up with 1.0*I rather than I.
>>
>> I just meant in the sense that fixing an embedding into CC fixes the
>> embedding into SR, QQbar, ComplexField(1000), etc. The embedding will
>> actually be into the "complex lazy field."
>
> Can you write a paragraph or two about these new lazy
> fields you've been implementing?

Yes, see the docstrings at http://trac.sagemath.org/sage_trac/ticket/ 
4226 .

- Robert


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