you do now!

On Wed, Oct 23, 2013 at 1:52 PM, Craig Weinberg <whatsons...@gmail.com>wrote: > color blindness? not sure what the connection is. > > > On Wednesday, October 23, 2013 4:25:48 PM UTC-4, Stephen Lin wrote: > >> Gien all of that, can you explain red/green vision? Then what happens to >> yelow?????? >> >> (Did hear someone way "loops"?) >> >> >> On Wed, Oct 23, 2013 at 11:07 AM, Craig Weinberg <whats...@gmail.com>wrote: >> >>> >>> >>> On Wednesday, October 23, 2013 12:34:05 PM UTC-4, Bruno Marchal wrote: >>>> >>>> >>>> On 23 Oct 2013, at 17:39, Craig Weinberg wrote: >>>> >>>> > http://en.wikipedia.org/wiki/**D**ialetheism<http://en.wikipedia.org/wiki/Dialetheism> >>>> > >>>> > Dialetheism is the view that some statements can be both true and >>>> > false simultaneously. More precisely, it is the belief that there >>>> > can be a true statement whose negation is also true. Such statements >>>> >>>> > are called "true contradictions", or dialetheia. >>>> > >>>> > Dialetheism is not a system of formal logic; instead, it is a thesis >>>> >>>> > about truth, that influences the construction of a formal logic, >>>> > often based on pre-existing systems. Introducing dialetheism has >>>> > various consequences, depending on the theory into which it is >>>> > introduced. For example, in traditional systems of logic (e.g., >>>> > classical logic and intuitionistic logic), every statement becomes >>>> > true if a contradiction is true; this means that such systems become >>>> >>>> > trivial when dialetheism is included as an axiom. Other logical >>>> > systems do not explode in this manner when contradictions are >>>> > introduced; such contradiction-tolerant systems are known as >>>> > paraconsistent logics. >>>> > >>>> > Graham Priest defines dialetheism as the view that there are true >>>> > contradictions. JC Beall is another advocate; his position differs >>>> > from Priest's in advocating constructive (methodological) >>>> > deflationism regarding the truth predicate. >>>> > Dialetheism resolves certain paradoxes >>>> > >>>> > The Liar's paradox and Russell's paradox deal with self- >>>> > contradictory statements in classical logic and naïve set theory, >>>> > respectively. Contradictions are problematic in these theories >>>> > because they cause the theories to explode—if a contradiction is >>>> > true, then every proposition is true. The classical way to solve >>>> > this problem is to ban contradictory statements, to revise the >>>> > axioms of the logic so that self-contradictory statements do not >>>> > appear. Dialetheists, on the other hand, respond to this problem by >>>> > accepting the contradictions as true. Dialetheism allows for the >>>> > unrestricted axiom of comprehension in set theory, claiming that any >>>> >>>> > resulting contradiction is a theorem. >>>> > >>>> > It occurs to me that MWI is a way of substantiating dialetheism as a >>>> >>>> > physical reality...in order to avoid having to internalize the >>>> > possibility of dialetheism metaphysically. >>>> >>>> No problem with that. Like Everett restore 3p-determinacy, comp >>>> restore also non-dialetheism, metaphysically, but does not (and >>>> cannot) disallow it it in some machine's mind. >>>> >>>> G* says it; D(Bp & B~p), or <>([]p & []~p). read: it is consistent >>>> that p is believed and that ~p is believed, by the Löbian machine. >>>> The machine cannot know that, note. >>>> >>>> Well, don't take this too much seriously. My problem is that you need >>>> to do the math to evaluate how much seriously you can take this remark. >>>> >>>> Note that in machines' theology, some theorem cannot be proved without >>>> >>>> the reduction to contradiction, so that it misses them. (Unlike >>>> intuitionism which can still get them by the use of the double >>>> negation). >>>> >>>> Classical logic is the simplest logic to (re) discover the many non >>>> classical logics of the realities/dreams. >>>> >>> >>> "My problem is that you need >>> to do the math to evaluate how much seriously you can take this remark." >>> >>> Under comp, why couldn't I just imagine tasting the flavor of the math >>> instead? >>> >>> Craig >>> >>> >>>> Bruno >>>> >>>> >>>> http://iridia.ulb.ac.be/~**march**al/<http://iridia.ulb.ac.be/~marchal/> >>>> >>>> >>>> >>>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Everything List" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to everything-li...@**googlegroups.com. >>> To post to this group, send email to everyth...@googlegroups.**com. >>> >>> Visit this group at >>> http://groups.google.com/**group/everything-list<http://groups.google.com/group/everything-list> >>> . >>> For more options, visit >>> https://groups.google.com/**groups/opt_out<https://groups.google.com/groups/opt_out> >>> . >>> >> >> -- > You received this message because you are subscribed to the Google Groups > "Everything List" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to everything-list+unsubscr...@googlegroups.com. > To post to this group, send email to everything-list@googlegroups.com. > Visit this group at http://groups.google.com/group/everything-list. > For more options, visit https://groups.google.com/groups/opt_out. > -- You received this message because you are subscribed to the Google Groups "Everything List" group. 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