Re: Re: Re: [PEIRCE-L] Intuitionistic logic

2020-12-26 Thread Jon Alan Schmidt
Helmut, List: HR: I have tried the reversion including possibility with an example: Those examples are not appropriate since they include "possibly" within the statements themselves, which makes them *modal *propositions. Moreover, what Peirce finally recognized in accordance with his

Aw: Re: Re: [PEIRCE-L] Intuitionistic logic

2020-12-26 Thread Helmut Raulien
      Supplement: The attachment has arrived, with Johns post, sorry. I am afraid, that in my example a weak negation is blended in, so the example doesn´t count. You cannot say "NOT possibly female", but have to say instead "possibly not female". The adverb, I think, indicates the weak

Aw: Re: Re: [PEIRCE-L] Intuitionistic logic

2020-12-26 Thread Helmut Raulien
Jon, List,   The attachment has not arrived. I have tried the reversion including possibility with an example:   Let a dodo be a animal close to extinction, of which we only know about its extinction status, that maybe all still living dodos are male, maybe females still exist too. We have a