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| Mirrors > Home > ILE Home > Th. List > caucvgsrlemoffval | GIF version | ||
| Description: Lemma for caucvgsr 8176. Offsetting the values of the sequence so they are greater than one. (Contributed by Jim Kingdon, 3-Jul-2021.) |
| Ref | Expression |
|---|---|
| caucvgsr.f | ⊢ (𝜑 → 𝐹:N⟶R) |
| caucvgsr.cau | ⊢ (𝜑 → ∀𝑛 ∈ N ∀𝑘 ∈ N (𝑛 <N 𝑘 → ((𝐹‘𝑛) <R ((𝐹‘𝑘) +R [〈(〈{𝑙 ∣ 𝑙 <Q (*Q‘[〈𝑛, 1o〉] ~Q )}, {𝑢 ∣ (*Q‘[〈𝑛, 1o〉] ~Q ) <Q 𝑢}〉 +P 1P), 1P〉] ~R ) ∧ (𝐹‘𝑘) <R ((𝐹‘𝑛) +R [〈(〈{𝑙 ∣ 𝑙 <Q (*Q‘[〈𝑛, 1o〉] ~Q )}, {𝑢 ∣ (*Q‘[〈𝑛, 1o〉] ~Q ) <Q 𝑢}〉 +P 1P), 1P〉] ~R )))) |
| caucvgsrlembnd.bnd | ⊢ (𝜑 → ∀𝑚 ∈ N 𝐴 <R (𝐹‘𝑚)) |
| caucvgsrlembnd.offset | ⊢ 𝐺 = (𝑎 ∈ N ↦ (((𝐹‘𝑎) +R 1R) +R (𝐴 ·R -1R))) |
| Ref | Expression |
|---|---|
| caucvgsrlemoffval | ⊢ ((𝜑 ∧ 𝐽 ∈ N) → ((𝐺‘𝐽) +R 𝐴) = ((𝐹‘𝐽) +R 1R)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | caucvgsrlembnd.offset | . . . . 5 ⊢ 𝐺 = (𝑎 ∈ N ↦ (((𝐹‘𝑎) +R 1R) +R (𝐴 ·R -1R))) | |
| 2 | 1 | a1i 9 | . . . 4 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → 𝐺 = (𝑎 ∈ N ↦ (((𝐹‘𝑎) +R 1R) +R (𝐴 ·R -1R)))) |
| 3 | fveq2 5698 | . . . . . . 7 ⊢ (𝑎 = 𝐽 → (𝐹‘𝑎) = (𝐹‘𝐽)) | |
| 4 | 3 | oveq1d 6103 | . . . . . 6 ⊢ (𝑎 = 𝐽 → ((𝐹‘𝑎) +R 1R) = ((𝐹‘𝐽) +R 1R)) |
| 5 | 4 | oveq1d 6103 | . . . . 5 ⊢ (𝑎 = 𝐽 → (((𝐹‘𝑎) +R 1R) +R (𝐴 ·R -1R)) = (((𝐹‘𝐽) +R 1R) +R (𝐴 ·R -1R))) |
| 6 | 5 | adantl 277 | . . . 4 ⊢ (((𝜑 ∧ 𝐽 ∈ N) ∧ 𝑎 = 𝐽) → (((𝐹‘𝑎) +R 1R) +R (𝐴 ·R -1R)) = (((𝐹‘𝐽) +R 1R) +R (𝐴 ·R -1R))) |
| 7 | simpr 110 | . . . 4 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → 𝐽 ∈ N) | |
| 8 | caucvgsr.f | . . . . . . 7 ⊢ (𝜑 → 𝐹:N⟶R) | |
| 9 | 8 | ffvelcdmda 5846 | . . . . . 6 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → (𝐹‘𝐽) ∈ R) |
| 10 | 1sr 8125 | . . . . . 6 ⊢ 1R ∈ R | |
| 11 | addclsr 8127 | . . . . . 6 ⊢ (((𝐹‘𝐽) ∈ R ∧ 1R ∈ R) → ((𝐹‘𝐽) +R 1R) ∈ R) | |
| 12 | 9, 10, 11 | sylancl 417 | . . . . 5 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → ((𝐹‘𝐽) +R 1R) ∈ R) |
| 13 | caucvgsrlembnd.bnd | . . . . . . . 8 ⊢ (𝜑 → ∀𝑚 ∈ N 𝐴 <R (𝐹‘𝑚)) | |
| 14 | 13 | caucvgsrlemasr 8164 | . . . . . . 7 ⊢ (𝜑 → 𝐴 ∈ R) |
| 15 | 14 | adantr 276 | . . . . . 6 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → 𝐴 ∈ R) |
| 16 | m1r 8126 | . . . . . 6 ⊢ -1R ∈ R | |
| 17 | mulclsr 8128 | . . . . . 6 ⊢ ((𝐴 ∈ R ∧ -1R ∈ R) → (𝐴 ·R -1R) ∈ R) | |
| 18 | 15, 16, 17 | sylancl 417 | . . . . 5 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → (𝐴 ·R -1R) ∈ R) |
| 19 | addclsr 8127 | . . . . 5 ⊢ ((((𝐹‘𝐽) +R 1R) ∈ R ∧ (𝐴 ·R -1R) ∈ R) → (((𝐹‘𝐽) +R 1R) +R (𝐴 ·R -1R)) ∈ R) | |
| 20 | 12, 18, 19 | syl2anc 415 | . . . 4 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → (((𝐹‘𝐽) +R 1R) +R (𝐴 ·R -1R)) ∈ R) |
| 21 | 2, 6, 7, 20 | fvmptd 5789 | . . 3 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → (𝐺‘𝐽) = (((𝐹‘𝐽) +R 1R) +R (𝐴 ·R -1R))) |
| 22 | 21 | oveq1d 6103 | . 2 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → ((𝐺‘𝐽) +R 𝐴) = ((((𝐹‘𝐽) +R 1R) +R (𝐴 ·R -1R)) +R 𝐴)) |
| 23 | addasssrg 8130 | . . 3 ⊢ ((((𝐹‘𝐽) +R 1R) ∈ R ∧ (𝐴 ·R -1R) ∈ R ∧ 𝐴 ∈ R) → ((((𝐹‘𝐽) +R 1R) +R (𝐴 ·R -1R)) +R 𝐴) = (((𝐹‘𝐽) +R 1R) +R ((𝐴 ·R -1R) +R 𝐴))) | |
| 24 | 12, 18, 15, 23 | syl3anc 1278 | . 2 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → ((((𝐹‘𝐽) +R 1R) +R (𝐴 ·R -1R)) +R 𝐴) = (((𝐹‘𝐽) +R 1R) +R ((𝐴 ·R -1R) +R 𝐴))) |
| 25 | addcomsrg 8129 | . . . . . 6 ⊢ (((𝐴 ·R -1R) ∈ R ∧ 𝐴 ∈ R) → ((𝐴 ·R -1R) +R 𝐴) = (𝐴 +R (𝐴 ·R -1R))) | |
| 26 | 18, 15, 25 | syl2anc 415 | . . . . 5 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → ((𝐴 ·R -1R) +R 𝐴) = (𝐴 +R (𝐴 ·R -1R))) |
| 27 | pn0sr 8145 | . . . . . 6 ⊢ (𝐴 ∈ R → (𝐴 +R (𝐴 ·R -1R)) = 0R) | |
| 28 | 15, 27 | syl 14 | . . . . 5 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → (𝐴 +R (𝐴 ·R -1R)) = 0R) |
| 29 | 26, 28 | eqtrd 2271 | . . . 4 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → ((𝐴 ·R -1R) +R 𝐴) = 0R) |
| 30 | 29 | oveq2d 6104 | . . 3 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → (((𝐹‘𝐽) +R 1R) +R ((𝐴 ·R -1R) +R 𝐴)) = (((𝐹‘𝐽) +R 1R) +R 0R)) |
| 31 | 0idsr 8141 | . . . 4 ⊢ (((𝐹‘𝐽) +R 1R) ∈ R → (((𝐹‘𝐽) +R 1R) +R 0R) = ((𝐹‘𝐽) +R 1R)) | |
| 32 | 12, 31 | syl 14 | . . 3 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → (((𝐹‘𝐽) +R 1R) +R 0R) = ((𝐹‘𝐽) +R 1R)) |
| 33 | 30, 32 | eqtrd 2271 | . 2 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → (((𝐹‘𝐽) +R 1R) +R ((𝐴 ·R -1R) +R 𝐴)) = ((𝐹‘𝐽) +R 1R)) |
| 34 | 22, 24, 33 | 3eqtrd 2275 | 1 ⊢ ((𝜑 ∧ 𝐽 ∈ N) → ((𝐺‘𝐽) +R 𝐴) = ((𝐹‘𝐽) +R 1R)) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 = wceq 1402 ∈ wcel 2209 {cab 2224 ∀wral 2528 〈cop 3712 class class class wbr 4131 ↦ cmpt 4193 ⟶wf 5376 ‘cfv 5380 (class class class)co 6088 1oc1o 6684 [cec 6809 Ncnpi 7646 <N clti 7649 ~Q ceq 7653 *Qcrq 7658 <Q cltq 7659 1Pc1p 7666 +P cpp 7667 ~R cer 7670 Rcnr 7671 0Rc0r 7672 1Rc1r 7673 -1Rcm1r 7674 +R cplr 7675 ·R cmr 7676 <R cltr 7677 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4248 ax-sep 4251 ax-nul 4261 ax-pow 4313 ax-pr 4348 ax-un 4580 ax-setind 4686 ax-iinf 4737 |
| This proof depends on definitions: df-bi 117 df-dc 847 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4132 df-opab 4194 df-mpt 4195 df-tr 4232 df-eprel 4436 df-id 4440 df-po 4443 df-iso 4444 df-iord 4513 df-on 4515 df-suc 4518 df-iom 4740 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-rn 4787 df-res 4788 df-ima 4789 df-iota 5340 df-fun 5382 df-fn 5383 df-f 5384 df-f1 5385 df-fo 5386 df-f1o 5387 df-fv 5388 df-ov 6091 df-oprab 6092 df-mpo 6093 df-1st 6378 df-2nd 6379 df-recs 6580 df-irdg 6645 df-1o 6691 df-2o 6692 df-oadd 6695 df-omul 6696 df-er 6811 df-ec 6813 df-qs 6817 df-ni 7678 df-pli 7679 df-mi 7680 df-lti 7681 df-plpq 7718 df-mpq 7719 df-enq 7721 df-nqqs 7722 df-plqqs 7723 df-mqqs 7724 df-1nqqs 7725 df-rq 7726 df-ltnqqs 7727 df-enq0 7798 df-nq0 7799 df-0nq0 7800 df-plq0 7801 df-mq0 7802 df-inp 7840 df-i1p 7841 df-iplp 7842 df-imp 7843 df-enr 8100 df-nr 8101 df-plr 8102 df-mr 8103 df-ltr 8104 df-0r 8105 df-1r 8106 df-m1r 8107 |
| This theorem is used by: caucvgsrlemoffcau 8172 caucvgsrlemoffgt1 8173 caucvgsrlemoffres 8174 |
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