Jon, Gary f, List, Thank your for this very instructive exchange of ideas today, well supported by apposite Peirce quotations.
I found this juxtaposition especially interesting: JAS:. . . according to Peirce, mathematics is *strictly deductive* in its method and *strictly hypothetical* in its subject matter. GF: So the “very peculiar” kind of observation in mathematics is observation *of imaginary objects*, while phaneroscopic observation is of *any *objects that can be “before the mind” regardless of whether they are imaginary or not. If each of these statements proves correct -- which it seems to me likely -- then it would appear then that *both* the *methods* and *subject matter *of mathematics and phenomenology are different. This shouldn't be surprising. Subject matter: Mathematics: strictly hypothetical (imaginary) objects Phaneroscopy: anything whatsoever that comes before the mind Method: Mathematics: Deduction Phaneroscopy: 'pure' observation This could probably be summarized better, especially as there remains the matter of how *prescission* fits into the methodological part of phanersocopy -- if indeed it does. Or, as I've argued, if phaneroscopic observation is to be kept 'pure' (including free from logical moves -- and prescissive abstraction is such a move even when employing only a *logic utens*), then is another branch of phenomenology necessary if it is to become a fully developed science? But at this point in the slow read I mean only to point to what juxtaposing these comments suggests about the very real differences between both the subject matter and methods of these two sciences (one, a fully developed science; the other, a 'science egg'). Best, Gary R “Let everything happen to you Beauty and terror Just keep going No feeling is final” ― Rainer Maria Rilke *Gary Richmond* *Philosophy and Critical Thinking* *Communication Studies* *LaGuardia College of the City University of New York* On Tue, Jul 13, 2021 at 5:08 PM Jon Alan Schmidt <jonalanschm...@gmail.com> wrote: > Gary F., List: > > GF: Maybe he [Vehkavaara] just invented it ["negative science"] to > distinguish it from “positive science.” > > > That is what I suspect, as well, and it is not a very apt choice. Peirce > defines a "positive science" in one place as "an investigating theoretical > science which inquires what is the fact, in contradistinction to pure > mathematics which merely seeks to know what follows from certain > hypotheses" (CP 5.13n, c. 1902); and in another as "an inquiry which seeks > for *positive *knowledge; that is, for such knowledge as may conveniently > be expressed in a *categorical proposition*," whereas mathematics is a > "Conditional or Hypothetical Science" (CP 5.39-40, EP 2:144, 1903). > > GF: So the “very peculiar” kind of observation in mathematics is > observation *of imaginary objects*, while phaneroscopic observation is of *any > *objects that can be “before the mind” regardless of whether they are > imaginary or not. > > > I agree, thanks for the clarification. > > GF: What we usually call the “empirical” sciences generally observe > objects that are not imaginary in the sense that mathematical constructions > are. > > > Indeed, and what Peirce calls "empirics" in c. 1896 seems to go well > beyond what he calls "phaneroscopy" several years later--also encompassing > logic, metaphysics, and the special sciences, but presumably not the > normative science of ethics, which seems to fall under "pragmatics" instead. > > Regards, > > Jon Alan Schmidt - Olathe, Kansas, USA > Structural Engineer, Synechist Philosopher, Lutheran Christian > www.LinkedIn.com/in/JonAlanSchmidt - twitter.com/JonAlanSchmidt > > On Tue, Jul 13, 2021 at 12:59 PM <g...@gnusystems.ca> wrote: > >> Well, I guess I underestimated how eager we are to focus on the >> classification of sciences! A couple of brief questions before I post the >> slides on that: >> >> Robert, thanks for attaching the Tommi Vehkavaara diagram. In it >> mathematics is labelled “negative science.” This is a new term for me, and >> I haven’t found it in any of Peirce’s texts, so it would be helpful if you >> explain what it means, or else point us to the paper where Tommi does so. >> (Maybe he just invented it to distinguish it from “positive science.”) >> >> Jon, you wrote that “what mainly distinguishes it [phaneroscopy] from >> mathematics is observation vs. imagination; or rather, observation as >> *including >> but not limited to* products of the imagination” — but for the very >> reason you give after the semicolon, I wouldn’t want to frame the >> distinction as “observation vs. imagination.” Peirce says that even >> mathematics is observational, in a quote that Robert posted earlier: >> >> CSP: The first [ science ] is mathematics, which does not undertake to >> ascertain any matter of fact whatever, but merely posits hypotheses and >> traces out their consequences. It is observational, in so far as it makes >> constructions in the imagination according to abstract precepts, and then >> observes these imaginary objects, finding in them relations of parts not >> specified in the precept of construction. This is truly observation, yet >> certainly in a very peculiar sense; and no other kind of observation would >> at all answer the purpose of mathematics. (CP 1.239) >> >> GF: So the “very peculiar” kind of observation in mathematics is >> observation *of imaginary objects*, while phaneroscopic observation is >> of *any* objects that can be “before the mind” regardless of whether >> they are imaginary or not. (What we usually call the “empirical” sciences >> generally observe objects that are *not* imaginary in the sense that >> mathematical constructions are.) >> >> Gary f. >> > _ _ _ _ _ _ _ _ _ _ > ► PEIRCE-L subscribers: Click on "Reply List" or "Reply All" to REPLY ON > PEIRCE-L to this message. 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