OAI/NumberTheory/EgyptianFractions/DivisorBandDecay.lean

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3 declarations, 0 contain sorry, 0 declared as axioms

  1. theorem OAI.Problem337.DivisorMoment.tendsto_loglog_coefficient line 12

    Source documentation

    The slowly varying coefficient in the prime-prefix band estimate is negligible compared with the logarithm of the band parameter.

    theorem tendsto_loglog_coefficient (r K : โ„) :
        Tendsto (fun v : โ„ => r * (K + Real.log (Real.log v)) / Real.log v)
          atTop (๐“ 0) := by
    โ€ฆ

    Mentions: OAI.Problem337.v

  2. theorem OAI.Problem337.DivisorMoment.eventually_intermediate_band_decay line 26

    Source documentation

    Uniform domination of the two positive errors in an intermediate-prime band.

    theorem eventually_intermediate_band_decay (r C K : โ„) (hr : 0 โ‰ค r) (hC : 0 โ‰ค C) :
        โˆ€แถ  v : โ„ in atTop, โˆ€ Q t B : โ„,
          v ^ (1 / 16 : โ„) โ‰ค Q โ†’ 0 < t โ†’ t โ‰ค v โ†’
          B โ‰ค K + Real.log (Real.log v) โ†’
          r * B * Q - Q * Real.log Q / 50 +
            C * Q ^ (1 / 5 : โ„) * Real.log (2 * t) โ‰ค -Q * Real.log Q / 100 := by
    โ€ฆ

    Mentions: OAI.Problem337.v

  3. theorem OAI.Problem337.DivisorMoment.eventually_uniform_intermediate_band_decay line 80

    Source documentation

    The intermediate-prime exponent is uniformly negative over all admissible logarithmic scales. Only the lower bound on v is needed.

    theorem eventually_uniform_intermediate_band_decay (E r C : โ„)
        (hE : 2 โ‰ค E) (hr : 0 โ‰ค r) (hC : 0 โ‰ค C) :
        โˆ€แถ  S : โ„ in atTop, โˆ€ v t : โ„,
          S / (2 * Real.log S) โ‰ค v โ†’ 0 < t โ†’ t โ‰ค v ^ (15 / 16 : โ„) โ†’
          r * (1 + Real.log (E * S / v)) * (v / t) -
            (v / t) * Real.log (v / t) / 50 +
            C * (v / t) ^ (1 / 5 : โ„) * Real.log (2 * t) โ‰ค
              -(v / t) * Real.log (v / t) / 100 := by
    โ€ฆ

    Mentions: OAI.Problem337.v