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Description: Lemma for dchrisum0lem1 . (Contributed by Mario Carneiro, 7-Jun-2016)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | rpvmasum.z | ⊢ 𝑍 = ( ℤ/nℤ ‘ 𝑁 ) | |
| rpvmasum.l | ⊢ 𝐿 = ( ℤRHom ‘ 𝑍 ) | ||
| rpvmasum.a | ⊢ ( 𝜑 → 𝑁 ∈ ℕ ) | ||
| rpvmasum2.g | ⊢ 𝐺 = ( DChr ‘ 𝑁 ) | ||
| rpvmasum2.d | ⊢ 𝐷 = ( Base ‘ 𝐺 ) | ||
| rpvmasum2.1 | ⊢ 1 = ( 0g ‘ 𝐺 ) | ||
| rpvmasum2.w | ⊢ 𝑊 = { 𝑦 ∈ ( 𝐷 ∖ { 1 } ) ∣ Σ 𝑚 ∈ ℕ ( ( 𝑦 ‘ ( 𝐿 ‘ 𝑚 ) ) / 𝑚 ) = 0 } | ||
| dchrisum0.b | ⊢ ( 𝜑 → 𝑋 ∈ 𝑊 ) | ||
| dchrisum0lem1.f | ⊢ 𝐹 = ( 𝑎 ∈ ℕ ↦ ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑎 ) ) / ( √ ‘ 𝑎 ) ) ) | ||
| dchrisum0.c | ⊢ ( 𝜑 → 𝐶 ∈ ( 0 [,) +∞ ) ) | ||
| dchrisum0.s | ⊢ ( 𝜑 → seq 1 ( + , 𝐹 ) ⇝ 𝑆 ) | ||
| dchrisum0.1 | ⊢ ( 𝜑 → ∀ 𝑦 ∈ ( 1 [,) +∞ ) ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑦 ) ) − 𝑆 ) ) ≤ ( 𝐶 / ( √ ‘ 𝑦 ) ) ) | ||
| Assertion | dchrisum0lem1b | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ Σ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) ≤ ( ( 2 · 𝐶 ) / ( √ ‘ 𝑥 ) ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpvmasum.z | ⊢ 𝑍 = ( ℤ/nℤ ‘ 𝑁 ) | |
| 2 | rpvmasum.l | ⊢ 𝐿 = ( ℤRHom ‘ 𝑍 ) | |
| 3 | rpvmasum.a | ⊢ ( 𝜑 → 𝑁 ∈ ℕ ) | |
| 4 | rpvmasum2.g | ⊢ 𝐺 = ( DChr ‘ 𝑁 ) | |
| 5 | rpvmasum2.d | ⊢ 𝐷 = ( Base ‘ 𝐺 ) | |
| 6 | rpvmasum2.1 | ⊢ 1 = ( 0g ‘ 𝐺 ) | |
| 7 | rpvmasum2.w | ⊢ 𝑊 = { 𝑦 ∈ ( 𝐷 ∖ { 1 } ) ∣ Σ 𝑚 ∈ ℕ ( ( 𝑦 ‘ ( 𝐿 ‘ 𝑚 ) ) / 𝑚 ) = 0 } | |
| 8 | dchrisum0.b | ⊢ ( 𝜑 → 𝑋 ∈ 𝑊 ) | |
| 9 | dchrisum0lem1.f | ⊢ 𝐹 = ( 𝑎 ∈ ℕ ↦ ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑎 ) ) / ( √ ‘ 𝑎 ) ) ) | |
| 10 | dchrisum0.c | ⊢ ( 𝜑 → 𝐶 ∈ ( 0 [,) +∞ ) ) | |
| 11 | dchrisum0.s | ⊢ ( 𝜑 → seq 1 ( + , 𝐹 ) ⇝ 𝑆 ) | |
| 12 | dchrisum0.1 | ⊢ ( 𝜑 → ∀ 𝑦 ∈ ( 1 [,) +∞ ) ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑦 ) ) − 𝑆 ) ) ≤ ( 𝐶 / ( √ ‘ 𝑦 ) ) ) | |
| 13 | fzfid | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ∈ Fin ) | |
| 14 | ssun2 | ⊢ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ⊆ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∪ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) | |
| 15 | simpr | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → 𝑥 ∈ ℝ+ ) | |
| 16 | 15 | rprege0d | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → ( 𝑥 ∈ ℝ ∧ 0 ≤ 𝑥 ) ) |
| 17 | flge0nn0 | ⊢ ( ( 𝑥 ∈ ℝ ∧ 0 ≤ 𝑥 ) → ( ⌊ ‘ 𝑥 ) ∈ ℕ0 ) | |
| 18 | 16 17 | syl | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → ( ⌊ ‘ 𝑥 ) ∈ ℕ0 ) |
| 19 | nn0p1nn | ⊢ ( ( ⌊ ‘ 𝑥 ) ∈ ℕ0 → ( ( ⌊ ‘ 𝑥 ) + 1 ) ∈ ℕ ) | |
| 20 | 18 19 | syl | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → ( ( ⌊ ‘ 𝑥 ) + 1 ) ∈ ℕ ) |
| 21 | 20 | adantr | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( ⌊ ‘ 𝑥 ) + 1 ) ∈ ℕ ) |
| 22 | nnuz | ⊢ ℕ = ( ℤ≥ ‘ 1 ) | |
| 23 | 21 22 | eleqtrdi | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( ⌊ ‘ 𝑥 ) + 1 ) ∈ ( ℤ≥ ‘ 1 ) ) |
| 24 | dchrisum0lem1a | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 𝑥 ≤ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ∧ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ∈ ( ℤ≥ ‘ ( ⌊ ‘ 𝑥 ) ) ) ) | |
| 25 | 24 | simprd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ∈ ( ℤ≥ ‘ ( ⌊ ‘ 𝑥 ) ) ) |
| 26 | fzsplit2 | ⊢ ( ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ∈ ( ℤ≥ ‘ 1 ) ∧ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ∈ ( ℤ≥ ‘ ( ⌊ ‘ 𝑥 ) ) ) → ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) = ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∪ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) ) | |
| 27 | 23 25 26 | syl2anc | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) = ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∪ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) ) |
| 28 | 14 27 | sseqtrrid | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ⊆ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) |
| 29 | 28 | sselda | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) → 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) |
| 30 | 7 | ssrab3 | ⊢ 𝑊 ⊆ ( 𝐷 ∖ { 1 } ) |
| 31 | 30 8 | sselid | ⊢ ( 𝜑 → 𝑋 ∈ ( 𝐷 ∖ { 1 } ) ) |
| 32 | 31 | eldifad | ⊢ ( 𝜑 → 𝑋 ∈ 𝐷 ) |
| 33 | 32 | ad3antrrr | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) → 𝑋 ∈ 𝐷 ) |
| 34 | elfzelz | ⊢ ( 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) → 𝑚 ∈ ℤ ) | |
| 35 | 34 | adantl | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) → 𝑚 ∈ ℤ ) |
| 36 | 4 1 5 2 33 35 | dchrzrhcl | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) → ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) ∈ ℂ ) |
| 37 | elfznn | ⊢ ( 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) → 𝑚 ∈ ℕ ) | |
| 38 | 37 | adantl | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) → 𝑚 ∈ ℕ ) |
| 39 | 38 | nnrpd | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) → 𝑚 ∈ ℝ+ ) |
| 40 | 39 | rpsqrtcld | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) → ( √ ‘ 𝑚 ) ∈ ℝ+ ) |
| 41 | 40 | rpcnd | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) → ( √ ‘ 𝑚 ) ∈ ℂ ) |
| 42 | 40 | rpne0d | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) → ( √ ‘ 𝑚 ) ≠ 0 ) |
| 43 | 36 41 42 | divcld | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) → ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ∈ ℂ ) |
| 44 | 29 43 | syldan | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) → ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ∈ ℂ ) |
| 45 | 13 44 | fsumcl | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → Σ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ∈ ℂ ) |
| 46 | 45 | abscld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ Σ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) ∈ ℝ ) |
| 47 | 1zzd | ⊢ ( 𝜑 → 1 ∈ ℤ ) | |
| 48 | 32 | adantr | ⊢ ( ( 𝜑 ∧ 𝑚 ∈ ℕ ) → 𝑋 ∈ 𝐷 ) |
| 49 | nnz | ⊢ ( 𝑚 ∈ ℕ → 𝑚 ∈ ℤ ) | |
| 50 | 49 | adantl | ⊢ ( ( 𝜑 ∧ 𝑚 ∈ ℕ ) → 𝑚 ∈ ℤ ) |
| 51 | 4 1 5 2 48 50 | dchrzrhcl | ⊢ ( ( 𝜑 ∧ 𝑚 ∈ ℕ ) → ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) ∈ ℂ ) |
| 52 | nnrp | ⊢ ( 𝑚 ∈ ℕ → 𝑚 ∈ ℝ+ ) | |
| 53 | 52 | adantl | ⊢ ( ( 𝜑 ∧ 𝑚 ∈ ℕ ) → 𝑚 ∈ ℝ+ ) |
| 54 | 53 | rpsqrtcld | ⊢ ( ( 𝜑 ∧ 𝑚 ∈ ℕ ) → ( √ ‘ 𝑚 ) ∈ ℝ+ ) |
| 55 | 54 | rpcnd | ⊢ ( ( 𝜑 ∧ 𝑚 ∈ ℕ ) → ( √ ‘ 𝑚 ) ∈ ℂ ) |
| 56 | 54 | rpne0d | ⊢ ( ( 𝜑 ∧ 𝑚 ∈ ℕ ) → ( √ ‘ 𝑚 ) ≠ 0 ) |
| 57 | 51 55 56 | divcld | ⊢ ( ( 𝜑 ∧ 𝑚 ∈ ℕ ) → ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ∈ ℂ ) |
| 58 | 2fveq3 | ⊢ ( 𝑎 = 𝑚 → ( 𝑋 ‘ ( 𝐿 ‘ 𝑎 ) ) = ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) ) | |
| 59 | fveq2 | ⊢ ( 𝑎 = 𝑚 → ( √ ‘ 𝑎 ) = ( √ ‘ 𝑚 ) ) | |
| 60 | 58 59 | oveq12d | ⊢ ( 𝑎 = 𝑚 → ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑎 ) ) / ( √ ‘ 𝑎 ) ) = ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) |
| 61 | 60 | cbvmptv | ⊢ ( 𝑎 ∈ ℕ ↦ ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑎 ) ) / ( √ ‘ 𝑎 ) ) ) = ( 𝑚 ∈ ℕ ↦ ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) |
| 62 | 9 61 | eqtri | ⊢ 𝐹 = ( 𝑚 ∈ ℕ ↦ ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) |
| 63 | 57 62 | fmptd | ⊢ ( 𝜑 → 𝐹 : ℕ ⟶ ℂ ) |
| 64 | 63 | ffvelcdmda | ⊢ ( ( 𝜑 ∧ 𝑚 ∈ ℕ ) → ( 𝐹 ‘ 𝑚 ) ∈ ℂ ) |
| 65 | 22 47 64 | serf | ⊢ ( 𝜑 → seq 1 ( + , 𝐹 ) : ℕ ⟶ ℂ ) |
| 66 | 65 | ad2antrr | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → seq 1 ( + , 𝐹 ) : ℕ ⟶ ℂ ) |
| 67 | 15 | rpregt0d | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → ( 𝑥 ∈ ℝ ∧ 0 < 𝑥 ) ) |
| 68 | 67 | adantr | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 𝑥 ∈ ℝ ∧ 0 < 𝑥 ) ) |
| 69 | 68 | simpld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 𝑥 ∈ ℝ ) |
| 70 | 1red | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 1 ∈ ℝ ) | |
| 71 | elfznn | ⊢ ( 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) → 𝑑 ∈ ℕ ) | |
| 72 | 71 | adantl | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 𝑑 ∈ ℕ ) |
| 73 | 72 | nnred | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 𝑑 ∈ ℝ ) |
| 74 | 72 | nnge1d | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 1 ≤ 𝑑 ) |
| 75 | 15 | rpred | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → 𝑥 ∈ ℝ ) |
| 76 | fznnfl | ⊢ ( 𝑥 ∈ ℝ → ( 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ↔ ( 𝑑 ∈ ℕ ∧ 𝑑 ≤ 𝑥 ) ) ) | |
| 77 | 75 76 | syl | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → ( 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ↔ ( 𝑑 ∈ ℕ ∧ 𝑑 ≤ 𝑥 ) ) ) |
| 78 | 77 | simplbda | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 𝑑 ≤ 𝑥 ) |
| 79 | 70 73 69 74 78 | letrd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 1 ≤ 𝑥 ) |
| 80 | flge1nn | ⊢ ( ( 𝑥 ∈ ℝ ∧ 1 ≤ 𝑥 ) → ( ⌊ ‘ 𝑥 ) ∈ ℕ ) | |
| 81 | 69 79 80 | syl2anc | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ⌊ ‘ 𝑥 ) ∈ ℕ ) |
| 82 | eluznn | ⊢ ( ( ( ⌊ ‘ 𝑥 ) ∈ ℕ ∧ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ∈ ( ℤ≥ ‘ ( ⌊ ‘ 𝑥 ) ) ) → ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ∈ ℕ ) | |
| 83 | 81 25 82 | syl2anc | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ∈ ℕ ) |
| 84 | 66 83 | ffvelcdmd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ∈ ℂ ) |
| 85 | climcl | ⊢ ( seq 1 ( + , 𝐹 ) ⇝ 𝑆 → 𝑆 ∈ ℂ ) | |
| 86 | 11 85 | syl | ⊢ ( 𝜑 → 𝑆 ∈ ℂ ) |
| 87 | 86 | ad2antrr | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 𝑆 ∈ ℂ ) |
| 88 | 84 87 | subcld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − 𝑆 ) ∈ ℂ ) |
| 89 | 88 | abscld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − 𝑆 ) ) ∈ ℝ ) |
| 90 | 66 81 | ffvelcdmd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ∈ ℂ ) |
| 91 | 87 90 | subcld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 𝑆 − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ∈ ℂ ) |
| 92 | 91 | abscld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ ( 𝑆 − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ) ∈ ℝ ) |
| 93 | 89 92 | readdcld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − 𝑆 ) ) + ( abs ‘ ( 𝑆 − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ) ) ∈ ℝ ) |
| 94 | 2re | ⊢ 2 ∈ ℝ | |
| 95 | elrege0 | ⊢ ( 𝐶 ∈ ( 0 [,) +∞ ) ↔ ( 𝐶 ∈ ℝ ∧ 0 ≤ 𝐶 ) ) | |
| 96 | 10 95 | sylib | ⊢ ( 𝜑 → ( 𝐶 ∈ ℝ ∧ 0 ≤ 𝐶 ) ) |
| 97 | 96 | simpld | ⊢ ( 𝜑 → 𝐶 ∈ ℝ ) |
| 98 | remulcl | ⊢ ( ( 2 ∈ ℝ ∧ 𝐶 ∈ ℝ ) → ( 2 · 𝐶 ) ∈ ℝ ) | |
| 99 | 94 97 98 | sylancr | ⊢ ( 𝜑 → ( 2 · 𝐶 ) ∈ ℝ ) |
| 100 | 99 | adantr | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → ( 2 · 𝐶 ) ∈ ℝ ) |
| 101 | 15 | rpsqrtcld | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → ( √ ‘ 𝑥 ) ∈ ℝ+ ) |
| 102 | 100 101 | rerpdivcld | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → ( ( 2 · 𝐶 ) / ( √ ‘ 𝑥 ) ) ∈ ℝ ) |
| 103 | 102 | adantr | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( 2 · 𝐶 ) / ( √ ‘ 𝑥 ) ) ∈ ℝ ) |
| 104 | ssun1 | ⊢ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ⊆ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∪ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) | |
| 105 | 104 27 | sseqtrrid | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 1 ... ( ⌊ ‘ 𝑥 ) ) ⊆ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) |
| 106 | 105 | sselda | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) |
| 107 | ovex | ⊢ ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑎 ) ) / ( √ ‘ 𝑎 ) ) ∈ V | |
| 108 | 60 9 107 | fvmpt3i | ⊢ ( 𝑚 ∈ ℕ → ( 𝐹 ‘ 𝑚 ) = ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) |
| 109 | 38 108 | syl | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) → ( 𝐹 ‘ 𝑚 ) = ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) |
| 110 | 106 109 | syldan | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 𝐹 ‘ 𝑚 ) = ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) |
| 111 | 81 22 | eleqtrdi | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ⌊ ‘ 𝑥 ) ∈ ( ℤ≥ ‘ 1 ) ) |
| 112 | 106 43 | syldan | ⊢ ( ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) ∧ 𝑚 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ∈ ℂ ) |
| 113 | 110 111 112 | fsumser | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → Σ 𝑚 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) = ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) |
| 114 | 113 90 | eqeltrd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → Σ 𝑚 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ∈ ℂ ) |
| 115 | 114 45 | pncan2d | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( Σ 𝑚 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) + Σ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) − Σ 𝑚 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) = Σ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) |
| 116 | reflcl | ⊢ ( 𝑥 ∈ ℝ → ( ⌊ ‘ 𝑥 ) ∈ ℝ ) | |
| 117 | 69 116 | syl | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ⌊ ‘ 𝑥 ) ∈ ℝ ) |
| 118 | 117 | ltp1d | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ⌊ ‘ 𝑥 ) < ( ( ⌊ ‘ 𝑥 ) + 1 ) ) |
| 119 | fzdisj | ⊢ ( ( ⌊ ‘ 𝑥 ) < ( ( ⌊ ‘ 𝑥 ) + 1 ) → ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) = ∅ ) | |
| 120 | 118 119 | syl | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) = ∅ ) |
| 121 | fzfid | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ∈ Fin ) | |
| 122 | 120 27 121 43 | fsumsplit | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → Σ 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) = ( Σ 𝑚 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) + Σ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) ) |
| 123 | 83 22 | eleqtrdi | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ∈ ( ℤ≥ ‘ 1 ) ) |
| 124 | 109 123 43 | fsumser | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → Σ 𝑚 ∈ ( 1 ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) = ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) |
| 125 | 122 124 | eqtr3d | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( Σ 𝑚 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) + Σ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) = ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) |
| 126 | 125 113 | oveq12d | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( Σ 𝑚 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) + Σ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) − Σ 𝑚 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) = ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ) |
| 127 | 115 126 | eqtr3d | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → Σ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) = ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ) |
| 128 | 127 | fveq2d | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ Σ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) = ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ) ) |
| 129 | 84 90 87 | abs3difd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ) ≤ ( ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − 𝑆 ) ) + ( abs ‘ ( 𝑆 − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ) ) ) |
| 130 | 128 129 | eqbrtrd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ Σ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) ≤ ( ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − 𝑆 ) ) + ( abs ‘ ( 𝑆 − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ) ) ) |
| 131 | 97 | ad2antrr | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 𝐶 ∈ ℝ ) |
| 132 | simplr | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 𝑥 ∈ ℝ+ ) | |
| 133 | 132 | rpsqrtcld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( √ ‘ 𝑥 ) ∈ ℝ+ ) |
| 134 | 131 133 | rerpdivcld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 𝐶 / ( √ ‘ 𝑥 ) ) ∈ ℝ ) |
| 135 | 2z | ⊢ 2 ∈ ℤ | |
| 136 | rpexpcl | ⊢ ( ( 𝑥 ∈ ℝ+ ∧ 2 ∈ ℤ ) → ( 𝑥 ↑ 2 ) ∈ ℝ+ ) | |
| 137 | 15 135 136 | sylancl | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → ( 𝑥 ↑ 2 ) ∈ ℝ+ ) |
| 138 | 137 | adantr | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 𝑥 ↑ 2 ) ∈ ℝ+ ) |
| 139 | 72 | nnrpd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 𝑑 ∈ ℝ+ ) |
| 140 | 138 139 | rpdivcld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( 𝑥 ↑ 2 ) / 𝑑 ) ∈ ℝ+ ) |
| 141 | 140 | rpsqrtcld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ∈ ℝ+ ) |
| 142 | 131 141 | rerpdivcld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 𝐶 / ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ∈ ℝ ) |
| 143 | 2fveq3 | ⊢ ( 𝑦 = ( ( 𝑥 ↑ 2 ) / 𝑑 ) → ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑦 ) ) = ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) | |
| 144 | 143 | fvoveq1d | ⊢ ( 𝑦 = ( ( 𝑥 ↑ 2 ) / 𝑑 ) → ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑦 ) ) − 𝑆 ) ) = ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − 𝑆 ) ) ) |
| 145 | fveq2 | ⊢ ( 𝑦 = ( ( 𝑥 ↑ 2 ) / 𝑑 ) → ( √ ‘ 𝑦 ) = ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) | |
| 146 | 145 | oveq2d | ⊢ ( 𝑦 = ( ( 𝑥 ↑ 2 ) / 𝑑 ) → ( 𝐶 / ( √ ‘ 𝑦 ) ) = ( 𝐶 / ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) |
| 147 | 144 146 | breq12d | ⊢ ( 𝑦 = ( ( 𝑥 ↑ 2 ) / 𝑑 ) → ( ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑦 ) ) − 𝑆 ) ) ≤ ( 𝐶 / ( √ ‘ 𝑦 ) ) ↔ ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − 𝑆 ) ) ≤ ( 𝐶 / ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) ) |
| 148 | 12 | ad2antrr | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ∀ 𝑦 ∈ ( 1 [,) +∞ ) ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑦 ) ) − 𝑆 ) ) ≤ ( 𝐶 / ( √ ‘ 𝑦 ) ) ) |
| 149 | 137 | rpred | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → ( 𝑥 ↑ 2 ) ∈ ℝ ) |
| 150 | nndivre | ⊢ ( ( ( 𝑥 ↑ 2 ) ∈ ℝ ∧ 𝑑 ∈ ℕ ) → ( ( 𝑥 ↑ 2 ) / 𝑑 ) ∈ ℝ ) | |
| 151 | 149 71 150 | syl2an | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( 𝑥 ↑ 2 ) / 𝑑 ) ∈ ℝ ) |
| 152 | 24 | simpld | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 𝑥 ≤ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) |
| 153 | 70 69 151 79 152 | letrd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 1 ≤ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) |
| 154 | 1re | ⊢ 1 ∈ ℝ | |
| 155 | elicopnf | ⊢ ( 1 ∈ ℝ → ( ( ( 𝑥 ↑ 2 ) / 𝑑 ) ∈ ( 1 [,) +∞ ) ↔ ( ( ( 𝑥 ↑ 2 ) / 𝑑 ) ∈ ℝ ∧ 1 ≤ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) | |
| 156 | 154 155 | ax-mp | ⊢ ( ( ( 𝑥 ↑ 2 ) / 𝑑 ) ∈ ( 1 [,) +∞ ) ↔ ( ( ( 𝑥 ↑ 2 ) / 𝑑 ) ∈ ℝ ∧ 1 ≤ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) |
| 157 | 151 153 156 | sylanbrc | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( 𝑥 ↑ 2 ) / 𝑑 ) ∈ ( 1 [,) +∞ ) ) |
| 158 | 147 148 157 | rspcdva | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − 𝑆 ) ) ≤ ( 𝐶 / ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) |
| 159 | 133 | rpregt0d | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( √ ‘ 𝑥 ) ∈ ℝ ∧ 0 < ( √ ‘ 𝑥 ) ) ) |
| 160 | 141 | rpregt0d | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ∈ ℝ ∧ 0 < ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) |
| 161 | 96 | ad2antrr | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 𝐶 ∈ ℝ ∧ 0 ≤ 𝐶 ) ) |
| 162 | 132 | rprege0d | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 𝑥 ∈ ℝ ∧ 0 ≤ 𝑥 ) ) |
| 163 | 140 | rprege0d | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( ( 𝑥 ↑ 2 ) / 𝑑 ) ∈ ℝ ∧ 0 ≤ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) |
| 164 | sqrtle | ⊢ ( ( ( 𝑥 ∈ ℝ ∧ 0 ≤ 𝑥 ) ∧ ( ( ( 𝑥 ↑ 2 ) / 𝑑 ) ∈ ℝ ∧ 0 ≤ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) → ( 𝑥 ≤ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ↔ ( √ ‘ 𝑥 ) ≤ ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) | |
| 165 | 162 163 164 | syl2anc | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 𝑥 ≤ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ↔ ( √ ‘ 𝑥 ) ≤ ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ) |
| 166 | 152 165 | mpbid | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( √ ‘ 𝑥 ) ≤ ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) |
| 167 | lediv2a | ⊢ ( ( ( ( ( √ ‘ 𝑥 ) ∈ ℝ ∧ 0 < ( √ ‘ 𝑥 ) ) ∧ ( ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ∈ ℝ ∧ 0 < ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ∧ ( 𝐶 ∈ ℝ ∧ 0 ≤ 𝐶 ) ) ∧ ( √ ‘ 𝑥 ) ≤ ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) → ( 𝐶 / ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ≤ ( 𝐶 / ( √ ‘ 𝑥 ) ) ) | |
| 168 | 159 160 161 166 167 | syl31anc | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 𝐶 / ( √ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ≤ ( 𝐶 / ( √ ‘ 𝑥 ) ) ) |
| 169 | 89 142 134 158 168 | letrd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − 𝑆 ) ) ≤ ( 𝐶 / ( √ ‘ 𝑥 ) ) ) |
| 170 | 87 90 | abssubd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ ( 𝑆 − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ) = ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) − 𝑆 ) ) ) |
| 171 | 2fveq3 | ⊢ ( 𝑦 = 𝑥 → ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑦 ) ) = ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) | |
| 172 | 171 | fvoveq1d | ⊢ ( 𝑦 = 𝑥 → ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑦 ) ) − 𝑆 ) ) = ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) − 𝑆 ) ) ) |
| 173 | fveq2 | ⊢ ( 𝑦 = 𝑥 → ( √ ‘ 𝑦 ) = ( √ ‘ 𝑥 ) ) | |
| 174 | 173 | oveq2d | ⊢ ( 𝑦 = 𝑥 → ( 𝐶 / ( √ ‘ 𝑦 ) ) = ( 𝐶 / ( √ ‘ 𝑥 ) ) ) |
| 175 | 172 174 | breq12d | ⊢ ( 𝑦 = 𝑥 → ( ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑦 ) ) − 𝑆 ) ) ≤ ( 𝐶 / ( √ ‘ 𝑦 ) ) ↔ ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) − 𝑆 ) ) ≤ ( 𝐶 / ( √ ‘ 𝑥 ) ) ) ) |
| 176 | elicopnf | ⊢ ( 1 ∈ ℝ → ( 𝑥 ∈ ( 1 [,) +∞ ) ↔ ( 𝑥 ∈ ℝ ∧ 1 ≤ 𝑥 ) ) ) | |
| 177 | 154 176 | ax-mp | ⊢ ( 𝑥 ∈ ( 1 [,) +∞ ) ↔ ( 𝑥 ∈ ℝ ∧ 1 ≤ 𝑥 ) ) |
| 178 | 69 79 177 | sylanbrc | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 𝑥 ∈ ( 1 [,) +∞ ) ) |
| 179 | 175 148 178 | rspcdva | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) − 𝑆 ) ) ≤ ( 𝐶 / ( √ ‘ 𝑥 ) ) ) |
| 180 | 170 179 | eqbrtrd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ ( 𝑆 − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ) ≤ ( 𝐶 / ( √ ‘ 𝑥 ) ) ) |
| 181 | 89 92 134 134 169 180 | le2addd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − 𝑆 ) ) + ( abs ‘ ( 𝑆 − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ) ) ≤ ( ( 𝐶 / ( √ ‘ 𝑥 ) ) + ( 𝐶 / ( √ ‘ 𝑥 ) ) ) ) |
| 182 | 2cnd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 2 ∈ ℂ ) | |
| 183 | 97 | adantr | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → 𝐶 ∈ ℝ ) |
| 184 | 183 | recnd | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → 𝐶 ∈ ℂ ) |
| 185 | 184 | adantr | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → 𝐶 ∈ ℂ ) |
| 186 | 101 | rpcnne0d | ⊢ ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) → ( ( √ ‘ 𝑥 ) ∈ ℂ ∧ ( √ ‘ 𝑥 ) ≠ 0 ) ) |
| 187 | 186 | adantr | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( √ ‘ 𝑥 ) ∈ ℂ ∧ ( √ ‘ 𝑥 ) ≠ 0 ) ) |
| 188 | divass | ⊢ ( ( 2 ∈ ℂ ∧ 𝐶 ∈ ℂ ∧ ( ( √ ‘ 𝑥 ) ∈ ℂ ∧ ( √ ‘ 𝑥 ) ≠ 0 ) ) → ( ( 2 · 𝐶 ) / ( √ ‘ 𝑥 ) ) = ( 2 · ( 𝐶 / ( √ ‘ 𝑥 ) ) ) ) | |
| 189 | 182 185 187 188 | syl3anc | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( 2 · 𝐶 ) / ( √ ‘ 𝑥 ) ) = ( 2 · ( 𝐶 / ( √ ‘ 𝑥 ) ) ) ) |
| 190 | 134 | recnd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 𝐶 / ( √ ‘ 𝑥 ) ) ∈ ℂ ) |
| 191 | 190 | 2timesd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( 2 · ( 𝐶 / ( √ ‘ 𝑥 ) ) ) = ( ( 𝐶 / ( √ ‘ 𝑥 ) ) + ( 𝐶 / ( √ ‘ 𝑥 ) ) ) ) |
| 192 | 189 191 | eqtrd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( 2 · 𝐶 ) / ( √ ‘ 𝑥 ) ) = ( ( 𝐶 / ( √ ‘ 𝑥 ) ) + ( 𝐶 / ( √ ‘ 𝑥 ) ) ) ) |
| 193 | 181 192 | breqtrrd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( ( abs ‘ ( ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) − 𝑆 ) ) + ( abs ‘ ( 𝑆 − ( seq 1 ( + , 𝐹 ) ‘ ( ⌊ ‘ 𝑥 ) ) ) ) ) ≤ ( ( 2 · 𝐶 ) / ( √ ‘ 𝑥 ) ) ) |
| 194 | 46 93 103 130 193 | letrd | ⊢ ( ( ( 𝜑 ∧ 𝑥 ∈ ℝ+ ) ∧ 𝑑 ∈ ( 1 ... ( ⌊ ‘ 𝑥 ) ) ) → ( abs ‘ Σ 𝑚 ∈ ( ( ( ⌊ ‘ 𝑥 ) + 1 ) ... ( ⌊ ‘ ( ( 𝑥 ↑ 2 ) / 𝑑 ) ) ) ( ( 𝑋 ‘ ( 𝐿 ‘ 𝑚 ) ) / ( √ ‘ 𝑚 ) ) ) ≤ ( ( 2 · 𝐶 ) / ( √ ‘ 𝑥 ) ) ) |