還有一個是另一個的冪集,冪集的冪集,冪集的冪集的。。。
所有跟帖:
• 冪集,冪集的冪集,冪集的冪集的。。。可能超出初等集合論範圍。 -皆兄弟也- ♂ (0 bytes) () 07/24/2010 postreply 07:32:35
• 30 years ago,it was interesting guestion,if the set -jinjing- ♀ (154 bytes) () 07/24/2010 postreply 09:24:45
• 冪集,冪集的冪集,冪集的冪集的。。。可能超出初等集合論範圍。 -皆兄弟也- ♂ (0 bytes) () 07/24/2010 postreply 07:32:35
• 30 years ago,it was interesting guestion,if the set -jinjing- ♀ (154 bytes) () 07/24/2010 postreply 09:24:45
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