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Full Idea
In 1913 Wittgenstein was explicit that there are both positive and negative facts.
Gist of Idea
Facts can be both positive and negative
Source
report of Ludwig Wittgenstein (Notes on Logic [1913], B7) by Michael Potter - The Rise of Analytic Philosophy 1879-1930 47 'Mole'
Book Ref
Potter,Michael: 'The Rise of Anaytic Philosophy 1879-1930' [Routledge 2020], p.322
A Reaction
This is a prelude to the Tractatus, in which negative facts are denied in T1.11 (and in a 1919 letter), but then affirmed in T2.06.
22316 | A positive and negative fact have the same constituents; their difference is primitive [Russell] |
22315 | There can't be a negative of a complex, which is negated by its non-existence [Potter on Russell] |
22312 | Facts can be both positive and negative [Wittgenstein, by Potter] |
22311 | The world is determined by the facts, and there are no further facts [Wittgenstein] |
22313 | The existence of atomic facts is a positive fact, their non-existence a negative fact [Wittgenstein] |
22314 | On white paper a black spot is a positive fact and a white spot a negative fact [Wittgenstein] |