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where is the floor function and is the mod function, which, when graphed over and with gives the self-referential "plot" illustrated above. Tupper's formula can be generalized to other desired outcomes. For example, L. Garron (pers. comm.) has constructed generalizations for to 29. ReferencesBailey, D. H.; Borwein, J. M.; Calkin, N. J.; Girgensohn, R.; Luke, D. R.; and Moll, V. H. Experimental Mat
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where the notation indicates that the limit is taken from the positive side of the real line. In the Wolfram Language, is represented using the symbol Infinity. See alsoAleph, Aleph-0, Aleph-1, Cardinal Number, Complex Infinity, Continuum, Continuum Hypothesis, Countable Set, Countably Infinite, Directed Infinity, Division by Zero, Hilbert Hotel, Infinite, Infinite Set, Infinitesimal, Limit, Line
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Transfinite induction, like regular induction, is used to show a property holds for all numbers . The essential difference is that regular induction is restricted to the natural numbers , which are precisely the finite ordinal numbers. The normal inductive step of deriving from can fail due to limit ordinals. Let be a well ordered set and let be a proposition with domain . A proof by transfinite i
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