- Show X Y Z X2 2y 2 X2 2y 6 Z E R Is An Open Set 1 (1.89 KiB) Viewed 63 times
Show {(x, y, z)| (x2 + 2y?)2 + x2 + 2y? > 6, z E R} is an open set.
-
- Site Admin
- Posts: 899559
- Joined: Mon Aug 02, 2021 8:13 am
Show {(x, y, z)| (x2 + 2y?)2 + x2 + 2y? > 6, z E R} is an open set.
Show {(x, y, z)| (x2 + 2y?)2 + x2 + 2y? > 6, z E R} is an open set.