歪曲道理 发表于 2025-3-26 23:24:33

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HUMID 发表于 2025-3-27 04:43:14

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acrophobia 发表于 2025-3-27 07:47:37

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antenna 发表于 2025-3-27 10:44:50

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尊严 发表于 2025-3-27 16:26:25

https://doi.org/10.1007/978-3-322-87170-1may derive a sentence which obviously has nothing to do with the premises we begin with. He objected first to Addition: from p to infer Apq. The logicians usually object to the rules for C: from Np to infer Cpq and from q to infer Cpq. They come together in the classic case.: from p and Np to infer q.

小平面 发表于 2025-3-27 18:54:10

Öffentlicher Raum und Urbanitäty everything, and that a false proposition implies everything, on the ground that A false or B true does not establish the existence of any “real connection” between A and B; this real connection they suppose to be an essential part of the idea of implication. I believe that E rests on a confusion between two distinct notions of real connection.

神秘 发表于 2025-3-27 22:53:43

Partnerschaftliche Stadtteilentwicklungs, of course, that R. has no finite characteristic matrix; and Pahi has suggested in 72 ways of extending this latter result to a wide class of subsystems of R.. In fact, however, modifications of the method of (Ulrich 71) permit complete extension.

Hay-Fever 发表于 2025-3-28 05:13:59

Reason and Argumenthttp://image.papertrans.cn/e/image/280690.jpg

多骨 发表于 2025-3-28 07:06:44

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ELUDE 发表于 2025-3-28 10:36:28

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查看完整版本: Titlebook: Directions in Relevant Logic; Jean Norman,Richard Sylvan Book 1989 Kluwer Academic Publishers 1989 15th century.Enzo Paci.Gottfried Wilhel