Bug report ID 2123651 "min and max of imaginary and real numbers"




On Sun, 5 Sep 2010, Stavros Macrakis wrote:

< Hi, Dieter,
< 
< Thanks for your work.
< 
< One thing: I'd think that any comparisons involving imaginary quantities should give errors, not nounforms or unknown. ?It is not that %i < 3 is unknown, it is
< actually not defined. ?True, a*%i < 3 for a=0, so a nounform might be sensible there, but I'd rather catch the anomaly. (Robert may disagree with me on this...)
 
Stavros, the correct answer to

is(%i < 3)
 ==> und

This should not raise an error.  

Leo
-- 
The University of Edinburgh is a charitable body, registered in
Scotland, with registration number SC005336.