Posthumous Writings
Gottlob Frege's posthumously-published unfinished work — drafts, letters, and unpublished essays
Tradition: Mathematical logic / Analytic philosophy / Logicism
Frege's posthumous unfinished work — drafts, notes, and unpublished essays
Posthumous Writings (Nachgelassene Schriften, German 1969; English 1979) is the posthumously-published unfinished work of Gottlob Frege — drafts, notes, and unpublished essays from across his career (c. 1879-1925). Includes major drafts: "Logic" (1897), "Logic in Mathematics" (1914), "Boole's Calculating Logic and the Begriffsschrift" (early), and late notes from the 1920s. Major source for understanding the development of Frege's philosophical-logical thought.
Author
Editions cited
- Nachgelassene Schriften (Felix Meiner, 1969); English: Posthumous Writings (University of Chicago / Blackwell, 1979)
School Embodiments
Major source for understanding the development of Frege's logical-philosophical thought.
"What the published works state in mature form, the drafts and notes reveal in development." (Posthumous Writings)
Foundational source for analytic-philosophical-historical work on Frege.
"The proper analytic-philosophical-historical work on Frege requires careful engagement with the Nachlass." (Standard scholarly account)
Continued mathematical-platonist framework throughout the drafts.
"The platonist commitments of the published works are confirmed in the unpublished drafts." (Posthumous Writings)
Continued rationalist-philosophical framework throughout the drafts.
"The rationalist commitments throughout Frege's career are confirmed in the Nachlass." (Posthumous Writings)
Strong historicist sensibility.
"The proper-philosophical-historical understanding of Frege requires the development across decades." (Standard scholarly account)
Sustained critical-philosophical engagement with rival positions.
"The critical-philosophical engagement with psychologism, formalism, intuitionism is sustained throughout the Nachlass." (Posthumous Writings)
Analytic-philosophical tradition.
Internal Tensions
The Posthumous Writings have been variously assessed — defenders see foundational source for proper-historical understanding of Frege.
I. Time
The c. 1879-1925 full-career sweep.
Attributes
II. Space
The Jena University setting throughout the philosophical career.
Attributes
III. Matter
The drafts, notes, and unfinished essays.
Attributes
IV. Observer
The proper-philosophical-historical Frege scholar.
Attributes
V. Energy
The intellectual-philosophical energies of Frege's decades-long career.
Attributes
VI. Information
The Nachlass content.
Attributes
Personas with the nearest attribute fingerprint
Historical figures whose own classification on the same six-dimensional grid lands closest to this work's. Computed by attribute-agreement on coordinates both address.
Computed school proximity
The work's attribute fingerprint scored against all schools using the same quiz scorer. Useful as a sanity check on the hand-curated embodiments above.
How Posthumous Writings resolves each dilemma
47 resolved positions across 4 dimensions, including 9 distinctive where the majority of schools go the other way · 10 unaligned.
Each dimension is sorted so minority positions come first. Mainstream positions are folded into an expandable list.
Time · 9 dilemmas · 5 distinctive
Persistence, the future, and the direction of becoming.
4 mainstream positions
Matter · 7 dilemmas, all mainstream
Observer · 37 dilemmas · 3 distinctive
Mind, agency, and the knower's relation to the known.