structure
definition
def or abbrev
RecognitionComplete
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formal statement (Lean)
56structure RecognitionComplete where
57 /-- Computation complexity: internal evolution steps -/
58 Tc : ℕ → ℕ
59 /-- Recognition complexity: observation operations -/
60 Tr : ℕ → ℕ
61 /-- Computation is sub-polynomial -/
62 Tc_subpoly : ∃ (c : ℝ) (k : ℝ), 0 < k ∧ k < 1 ∧ ∀ n, n > 0 → Tc n ≤ c * n^k * Real.log n
63 /-- Recognition is at least linear -/
64 Tr_linear : ∃ (c : ℝ), c > 0 ∧ ∀ n, n > 0 → Tr n ≥ c * n
65
66/-- The Turing model as a special case with zero recognition complexity. -/