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I am trying to prove (constructively) that R is complete. Since the proof goes via rational approximations of reals, it seems necessary to prove it for "prereals" (regular sequences of rationals) and …
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This is reproducible on my 64bit linux.
Go to Mu Herculis [-4, 0, 1]
Travel to Hooper Station ( more than 3000 AU )
Wait
CTD with `pioneer: SpaceStationType.cpp:141: bool GetPosOrient(const TMapBayI…
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The introduction to the book currently says
> Using all types as propositions yields a "constructive" conception of logic... which gives type theory its good computational character.
Multiple people…
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On à plus trop de remarques sur la 2eme lettres qui suit le C, le V ou le R. On pourrait donc faire un dernier tour de table sur les profils proposés: (illustré sur google doc) et sur la possibilité d…
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The Pi-W-pretopos part of the chapter on sets will take some work before it fits in with the rest of the book. The text is sometimes repetitive, the diagrams are in TiKZ rather than in xypic, there ar…
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"From a foundational point of view, therefore, we may speak of Whitehead’s principle as a “classicality axiom”, akin to LEM and AC....Thus, by showing us a world of mathematics where ∞-groupoids are b…