| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > caucvgsrlemcl | GIF version | ||
| Description: Lemma for caucvgsr 7914. Terms of the sequence from caucvgsrlemgt1 7907 can be mapped to positive reals. (Contributed by Jim Kingdon, 2-Jul-2021.) |
| Ref | Expression |
|---|---|
| caucvgsrlemcl.f | ⊢ (𝜑 → 𝐹:N⟶R) |
| caucvgsrlemcl.gt1 | ⊢ (𝜑 → ∀𝑚 ∈ N 1R <R (𝐹‘𝑚)) |
| Ref | Expression |
|---|---|
| caucvgsrlemcl | ⊢ ((𝜑 ∧ 𝐴 ∈ N) → (℩𝑦 ∈ P (𝐹‘𝐴) = [〈(𝑦 +P 1P), 1P〉] ~R ) ∈ P) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | caucvgsrlemcl.f | . . . . 5 ⊢ (𝜑 → 𝐹:N⟶R) | |
| 2 | 1 | ffvelcdmda 5714 | . . . 4 ⊢ ((𝜑 ∧ 𝐴 ∈ N) → (𝐹‘𝐴) ∈ R) |
| 3 | 0lt1sr 7877 | . . . . 5 ⊢ 0R <R 1R | |
| 4 | caucvgsrlemcl.gt1 | . . . . . 6 ⊢ (𝜑 → ∀𝑚 ∈ N 1R <R (𝐹‘𝑚)) | |
| 5 | fveq2 5575 | . . . . . . . 8 ⊢ (𝑚 = 𝐴 → (𝐹‘𝑚) = (𝐹‘𝐴)) | |
| 6 | 5 | breq2d 4055 | . . . . . . 7 ⊢ (𝑚 = 𝐴 → (1R <R (𝐹‘𝑚) ↔ 1R <R (𝐹‘𝐴))) |
| 7 | 6 | rspcv 2872 | . . . . . 6 ⊢ (𝐴 ∈ N → (∀𝑚 ∈ N 1R <R (𝐹‘𝑚) → 1R <R (𝐹‘𝐴))) |
| 8 | 4, 7 | mpan9 281 | . . . . 5 ⊢ ((𝜑 ∧ 𝐴 ∈ N) → 1R <R (𝐹‘𝐴)) |
| 9 | ltsosr 7876 | . . . . . 6 ⊢ <R Or R | |
| 10 | ltrelsr 7850 | . . . . . 6 ⊢ <R ⊆ (R × R) | |
| 11 | 9, 10 | sotri 5077 | . . . . 5 ⊢ ((0R <R 1R ∧ 1R <R (𝐹‘𝐴)) → 0R <R (𝐹‘𝐴)) |
| 12 | 3, 8, 11 | sylancr 414 | . . . 4 ⊢ ((𝜑 ∧ 𝐴 ∈ N) → 0R <R (𝐹‘𝐴)) |
| 13 | srpospr 7895 | . . . 4 ⊢ (((𝐹‘𝐴) ∈ R ∧ 0R <R (𝐹‘𝐴)) → ∃!𝑦 ∈ P [〈(𝑦 +P 1P), 1P〉] ~R = (𝐹‘𝐴)) | |
| 14 | 2, 12, 13 | syl2anc 411 | . . 3 ⊢ ((𝜑 ∧ 𝐴 ∈ N) → ∃!𝑦 ∈ P [〈(𝑦 +P 1P), 1P〉] ~R = (𝐹‘𝐴)) |
| 15 | eqcom 2206 | . . . 4 ⊢ ([〈(𝑦 +P 1P), 1P〉] ~R = (𝐹‘𝐴) ↔ (𝐹‘𝐴) = [〈(𝑦 +P 1P), 1P〉] ~R ) | |
| 16 | 15 | reubii 2691 | . . 3 ⊢ (∃!𝑦 ∈ P [〈(𝑦 +P 1P), 1P〉] ~R = (𝐹‘𝐴) ↔ ∃!𝑦 ∈ P (𝐹‘𝐴) = [〈(𝑦 +P 1P), 1P〉] ~R ) |
| 17 | 14, 16 | sylib 122 | . 2 ⊢ ((𝜑 ∧ 𝐴 ∈ N) → ∃!𝑦 ∈ P (𝐹‘𝐴) = [〈(𝑦 +P 1P), 1P〉] ~R ) |
| 18 | riotacl 5913 | . 2 ⊢ (∃!𝑦 ∈ P (𝐹‘𝐴) = [〈(𝑦 +P 1P), 1P〉] ~R → (℩𝑦 ∈ P (𝐹‘𝐴) = [〈(𝑦 +P 1P), 1P〉] ~R ) ∈ P) | |
| 19 | 17, 18 | syl 14 | 1 ⊢ ((𝜑 ∧ 𝐴 ∈ N) → (℩𝑦 ∈ P (𝐹‘𝐴) = [〈(𝑦 +P 1P), 1P〉] ~R ) ∈ P) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1372 ∈ wcel 2175 ∀wral 2483 ∃!wreu 2485 〈cop 3635 class class class wbr 4043 ⟶wf 5266 ‘cfv 5270 ℩crio 5897 (class class class)co 5943 [cec 6617 Ncnpi 7384 Pcnp 7403 1Pc1p 7404 +P cpp 7405 ~R cer 7408 Rcnr 7409 0Rc0r 7410 1Rc1r 7411 <R cltr 7415 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 615 ax-in2 616 ax-io 710 ax-5 1469 ax-7 1470 ax-gen 1471 ax-ie1 1515 ax-ie2 1516 ax-8 1526 ax-10 1527 ax-11 1528 ax-i12 1529 ax-bndl 1531 ax-4 1532 ax-17 1548 ax-i9 1552 ax-ial 1556 ax-i5r 1557 ax-13 2177 ax-14 2178 ax-ext 2186 ax-coll 4158 ax-sep 4161 ax-nul 4169 ax-pow 4217 ax-pr 4252 ax-un 4479 ax-setind 4584 ax-iinf 4635 |
| This theorem depends on definitions: df-bi 117 df-dc 836 df-3or 981 df-3an 982 df-tru 1375 df-fal 1378 df-nf 1483 df-sb 1785 df-eu 2056 df-mo 2057 df-clab 2191 df-cleq 2197 df-clel 2200 df-nfc 2336 df-ne 2376 df-ral 2488 df-rex 2489 df-reu 2490 df-rmo 2491 df-rab 2492 df-v 2773 df-sbc 2998 df-csb 3093 df-dif 3167 df-un 3169 df-in 3171 df-ss 3178 df-nul 3460 df-pw 3617 df-sn 3638 df-pr 3639 df-op 3641 df-uni 3850 df-int 3885 df-iun 3928 df-br 4044 df-opab 4105 df-mpt 4106 df-tr 4142 df-eprel 4335 df-id 4339 df-po 4342 df-iso 4343 df-iord 4412 df-on 4414 df-suc 4417 df-iom 4638 df-xp 4680 df-rel 4681 df-cnv 4682 df-co 4683 df-dm 4684 df-rn 4685 df-res 4686 df-ima 4687 df-iota 5231 df-fun 5272 df-fn 5273 df-f 5274 df-f1 5275 df-fo 5276 df-f1o 5277 df-fv 5278 df-riota 5898 df-ov 5946 df-oprab 5947 df-mpo 5948 df-1st 6225 df-2nd 6226 df-recs 6390 df-irdg 6455 df-1o 6501 df-2o 6502 df-oadd 6505 df-omul 6506 df-er 6619 df-ec 6621 df-qs 6625 df-ni 7416 df-pli 7417 df-mi 7418 df-lti 7419 df-plpq 7456 df-mpq 7457 df-enq 7459 df-nqqs 7460 df-plqqs 7461 df-mqqs 7462 df-1nqqs 7463 df-rq 7464 df-ltnqqs 7465 df-enq0 7536 df-nq0 7537 df-0nq0 7538 df-plq0 7539 df-mq0 7540 df-inp 7578 df-i1p 7579 df-iplp 7580 df-iltp 7582 df-enr 7838 df-nr 7839 df-ltr 7842 df-0r 7843 df-1r 7844 |
| This theorem is referenced by: caucvgsrlemfv 7903 caucvgsrlemf 7904 |
| Copyright terms: Public domain | W3C validator |