Re: [fricas-devel] expression like domains

2014-12-01 Thread Kurt Pagani
Am 01.12.2014 um 03:46 schrieb Waldek Hebisch: snip )abbrev domain RR Real ++ Description: The field of real numbers modelled as ++ domain Expression(Integer) + some extensions. Real : Exports == Implementation where snip Exports == FunctionSpace R with snip Implementation ==

Re: [fricas-devel] expression like domains

2014-11-30 Thread Waldek Hebisch
Kurt Pagani wrote: Am 25.11.2014 um 20:05 schrieb Waldek Hebisch: Let me add that assumptions like exements of Expression(Integer) are real are in general unsound. Indeed. In case of log the assumption is frequently true and not making it would stop useful simplifications.