送交者: ak7O 于 2011-10-04, 05:23:42:

回答: “即由A推出B,必须满足充分必要条件” 由 qtl 于 2011-10-04, 03:24:59:

• 根据研究对象的客观存在的标准，数学，逻辑学，哲学都不是科学 (无内容) - 北京猿人 (0 bytes) 2011-10-04, 22:12:52 (622505)
• 简单复杂可不是人的主观判断，而是体系客观存在的可以对比的属性 - 蓝隼 (190 bytes) 2011-10-04, 13:46:32 (622464)
  • 问题是什么是“简单”，什么又是“复杂”？ - ak7O (252 bytes) 2011-10-04, 14:34:05 (622470)
    • finding the topological entropy of a dynamic system is undecidable. - steven (86 bytes) 2011-10-04, 15:00:56 (622474)
      • My understanding is that complexity is only meaningful when - 蓝隼 (425 bytes) 2011-10-04, 15:36:16 (622478)
        • Steven is talking about computational complexity. - ak7O (24 bytes) 2011-10-05, 00:08:35 (622530)
        • Well, what it says is that there is no way to tell if one of two systems - steven (108 bytes) 2011-10-04, 15:44:53 (622485)
          • Generally, you are right. Yet my guess is - 蓝隼 (191 bytes) 2011-10-04, 16:08:08 (622489)
            • When you say "compare", you have to define it. - ak7O (577 bytes) 2011-10-05, 00:27:55 (622533)
              • Occam's razor isn't a "devine" golden law. - steven (131 bytes) 2011-10-05, 13:35:26 (622604)
• 能举例说明什么是没有逻辑的科学吗？ (无内容) - 008 (0 bytes) 2011-10-04, 09:42:43 (622421)
  • 不能。现在不能，未必将来就不能。况且， - ak7O (69 bytes) 2011-10-04, 11:11:58 (622433)
    • 你这解释很好，听着和中医相似 (无内容) - 008 (0 bytes) 2011-10-04, 11:58:08 (622450)
      • 和中医的什么相似？ (无内容) - ak7O (0 bytes) 2011-10-04, 12:01:17 (622451)

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