Skip to main content
6 events
when toggle format what by license comment
May 10, 2010 at 21:24 comment added Victor Protsak Good, because I was worried that I couldn't see why the complement were finite.
May 10, 2010 at 4:41 comment added Torsten Ekedahl Unfortunately I made a stupid thinko and the picture is not quite as nice, see corrected answer.
May 10, 2010 at 4:41 history edited Torsten Ekedahl CC BY-SA 2.5
Fixed false statement
May 10, 2010 at 3:56 history edited Torsten Ekedahl CC BY-SA 2.5
Fixed k and n confusion.
May 9, 2010 at 19:47 comment added Victor Protsak Great answer! To summarize: yes if b lies inside the rational cone generated by the columns of A, with finitely many exceptions (cf "Frobenius problem"). Nitpicks: your n and k have been switched viz the original formulation and "fewer than" in line 3 should have been "greater than".
May 9, 2010 at 15:27 history answered Torsten Ekedahl CC BY-SA 2.5