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# Questions

10
27
2
612
views

### Square root of a positive $C^\infty$ function.

aug 25 at 4:40 Dick Palais 10.2k13963

15
3
562
views

### No injective groups with more than one element?

jun 21 at 17:04 Theo Buehler 3,69611125

5
0
475
views

### When UFD implies PID

jun 10 12 at 12:56 Michael Barr 63727

8
1
435
views

### Homomorphisms from powers of Z to Z

may 29 at 0:38 Ralph 12.9k1137

4
1
155
views

### Does a uniform space have a closed embedding in a product of metric spaces?

dec 9 at 20:10 Ramiro de la Vega 3,830715

1
vote
0