For z=(-1)^y, y is irrational, z is not a real number.
More generally,
For z=x^y with x
prove or disprove
所有跟帖:
• 回复:prove or disprove -hisch8- ♂ (63 bytes) () 09/22/2009 postreply 09:34:53
• 回复:回复:prove or disprove -yma16- ♂ (70 bytes) () 09/22/2009 postreply 16:34:52
• Thanks -yma16- ♂ (72 bytes) () 09/23/2009 postreply 07:03:53
• 回复:Thanks -yma16- ♂ (30 bytes) () 09/23/2009 postreply 07:06:43