Step
*
1
2
of Lemma
fastpi_wf
1. n : ℤ
2. fastpi(0) = (π/2(slower) within 1/10^20) ∈ (ℕ+ ⟶ ℤ)
⊢ fastpi(0) ∈ ℝ
BY
{ ((Assert (π/2(slower) within 1/10^20) ∈ ℝ BY Auto) THEN (MemTypeHD (-1) THENA Auto)) }
1
1. n : ℤ
2. fastpi(0) = (π/2(slower) within 1/10^20) ∈ (ℕ+ ⟶ ℤ)
3. (π/2(slower) within 1/10^20) = (π/2(slower) within 1/10^20) ∈ (ℕ+ ⟶ ℤ)
4. regular-seq((π/2(slower) within 1/10^20))
⊢ fastpi(0) ∈ ℝ
Latex:
Latex:
1. n : \mBbbZ{}
2. fastpi(0) = (\mpi{}/2(slower) within 1/10\^{}20)
\mvdash{} fastpi(0) \mmember{} \mBbbR{}
By
Latex:
((Assert (\mpi{}/2(slower) within 1/10\^{}20) \mmember{} \mBbbR{} BY Auto) THEN (MemTypeHD (-1) THENA Auto))
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