Jerry: You wrote:
"Logical equivalence has a precise mathematical meaning. No such equivalence relationship is possible, linguistically, either logically, propositionally, syntactically or semantically." What is the precise mathematical meaning of "logical equivalence?" Take care, be good to yourself and have fun, Joe On Thu, Mar 21, 2019 at 12:17 PM Jerry LR Chandler < jerry_lr_chand...@icloud.com> wrote: > List, John > > On Mar 20, 2019, at 8:34 AM, John F Sowa <s...@bestweb.net> wrote: > > JAS > > We simply prefer different but equally valid (and equally Peircean) > analyses of a proposition--you throw everything possible into the > predicate, leaving only an indicated subject; I throw everything > possible into the subject, leaving only a continuous predicate. > > > I agree that those two methods are logically equivalent. > > > Logically equivalent? > Logical equivalence has a precise mathematical meaning. > > No such equivalence relationship is possible, linguistically, either > logically, propositionally, syntactically or semantically. > > In my view, this barely qualifies as informal jargon. > > Cheers > > Jerry > > -- Joe Simpson “Reasonable people adapt themselves to the world. Unreasonable people attempt to adapt the world to themselves. All progress, therefore, depends on unreasonable people.” George Bernard Shaw Git Hub link: https://github.com/jjs0sbw Research Gate link: https://www.researchgate.net/profile/Joseph_Simpson3 YouTube Channel https://www.youtube.com/user/jjs0sbw Web Site: https://systemsconcept.org/
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