[sage-devel] Re: precision issue converting from pari complex

2009-06-23 Thread Robert Bradshaw
On Jun 21, 2009, at 12:54 PM, John Cremona wrote: 2009/6/21 William Stein wst...@gmail.com: On Sun, Jun 21, 2009 at 8:38 PM, gswgeorgswe...@googlemail.com wrote: Hi John, On 21 Jun., 17:47, John Cremona john.crem...@gmail.com wrote: This should be of interest to anyone who has ever

[sage-devel] Re: precision issue converting from pari complex

2009-06-23 Thread John Cremona
2009/6/23 Robert Bradshaw rober...@math.washington.edu: On Jun 21, 2009, at 12:54 PM, John Cremona wrote: 2009/6/21 William Stein wst...@gmail.com: On Sun, Jun 21, 2009 at 8:38 PM, gswgeorgswe...@googlemail.com wrote: Hi John, On 21 Jun., 17:47, John Cremona john.crem...@gmail.com

[sage-devel] Re: precision issue converting from pari complex

2009-06-21 Thread gsw
Hi John, On 21 Jun., 17:47, John Cremona john.crem...@gmail.com wrote: This should be of interest to anyone who has ever had to manage precision issues between Sage and pari real and complex numbers (e.g. Alex Ghitza).  Others can move on. In the conversion of a pari complex number back to

[sage-devel] Re: precision issue converting from pari complex

2009-06-21 Thread William Stein
On Sun, Jun 21, 2009 at 8:38 PM, gswgeorgswe...@googlemail.com wrote: Hi John, On 21 Jun., 17:47, John Cremona john.crem...@gmail.com wrote: This should be of interest to anyone who has ever had to manage precision issues between Sage and pari real and complex numbers (e.g. Alex Ghitza).  

[sage-devel] Re: precision issue converting from pari complex

2009-06-21 Thread John Cremona
2009/6/21 William Stein wst...@gmail.com: On Sun, Jun 21, 2009 at 8:38 PM, gswgeorgswe...@googlemail.com wrote: Hi John, On 21 Jun., 17:47, John Cremona john.crem...@gmail.com wrote: This should be of interest to anyone who has ever had to manage precision issues between Sage and pari