email@example.com schrieb: > > As I usually succeed in consistently computing with Dirac delta's, I've > felt no need to look into research on this. And while I don't know if > such research exists, my gut feeling is that the delta's cannot be > tweaked to qualify as members of your "field". By the way, since FriCAS > is a strongly typed system, what type does it assign to delta(x) where x > is a (say) complex irrational number? >
Oops, this was nonsense: for 'complex' read 'real'. The Dirac delta makes sense for real arguments only, albeit in as many dimensions as one likes: it lives in R^n only: The flexibility required of the test functions cannot be achieved on C.