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Mirrors > Home > ILE Home > Th. List > addclpr | GIF version |
Description: Closure of addition on positive reals. First statement of Proposition 9-3.5 of [Gleason] p. 123. Combination of Lemma 11.13 and Lemma 11.16 in [BauerTaylor], p. 53. (Contributed by NM, 13-Mar-1996.) |
Ref | Expression |
---|---|
addclpr | ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P) → (𝐴 +P 𝐵) ∈ P) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-iplp 7300 | . . . 4 ⊢ +P = (𝑤 ∈ P, 𝑣 ∈ P ↦ 〈{𝑥 ∈ Q ∣ ∃𝑦 ∈ Q ∃𝑧 ∈ Q (𝑦 ∈ (1st ‘𝑤) ∧ 𝑧 ∈ (1st ‘𝑣) ∧ 𝑥 = (𝑦 +Q 𝑧))}, {𝑥 ∈ Q ∣ ∃𝑦 ∈ Q ∃𝑧 ∈ Q (𝑦 ∈ (2nd ‘𝑤) ∧ 𝑧 ∈ (2nd ‘𝑣) ∧ 𝑥 = (𝑦 +Q 𝑧))}〉) | |
2 | 1 | genpelxp 7343 | . . 3 ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P) → (𝐴 +P 𝐵) ∈ (𝒫 Q × 𝒫 Q)) |
3 | addclnq 7207 | . . . 4 ⊢ ((𝑦 ∈ Q ∧ 𝑧 ∈ Q) → (𝑦 +Q 𝑧) ∈ Q) | |
4 | 1, 3 | genpml 7349 | . . 3 ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P) → ∃𝑞 ∈ Q 𝑞 ∈ (1st ‘(𝐴 +P 𝐵))) |
5 | 1, 3 | genpmu 7350 | . . 3 ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P) → ∃𝑟 ∈ Q 𝑟 ∈ (2nd ‘(𝐴 +P 𝐵))) |
6 | 2, 4, 5 | jca32 308 | . 2 ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P) → ((𝐴 +P 𝐵) ∈ (𝒫 Q × 𝒫 Q) ∧ (∃𝑞 ∈ Q 𝑞 ∈ (1st ‘(𝐴 +P 𝐵)) ∧ ∃𝑟 ∈ Q 𝑟 ∈ (2nd ‘(𝐴 +P 𝐵))))) |
7 | ltanqg 7232 | . . . . 5 ⊢ ((𝑥 ∈ Q ∧ 𝑦 ∈ Q ∧ 𝑧 ∈ Q) → (𝑥 <Q 𝑦 ↔ (𝑧 +Q 𝑥) <Q (𝑧 +Q 𝑦))) | |
8 | addcomnqg 7213 | . . . . 5 ⊢ ((𝑥 ∈ Q ∧ 𝑦 ∈ Q) → (𝑥 +Q 𝑦) = (𝑦 +Q 𝑥)) | |
9 | addnqprl 7361 | . . . . 5 ⊢ ((((𝐴 ∈ P ∧ 𝑔 ∈ (1st ‘𝐴)) ∧ (𝐵 ∈ P ∧ ℎ ∈ (1st ‘𝐵))) ∧ 𝑥 ∈ Q) → (𝑥 <Q (𝑔 +Q ℎ) → 𝑥 ∈ (1st ‘(𝐴 +P 𝐵)))) | |
10 | 1, 3, 7, 8, 9 | genprndl 7353 | . . . 4 ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P) → ∀𝑞 ∈ Q (𝑞 ∈ (1st ‘(𝐴 +P 𝐵)) ↔ ∃𝑟 ∈ Q (𝑞 <Q 𝑟 ∧ 𝑟 ∈ (1st ‘(𝐴 +P 𝐵))))) |
11 | addnqpru 7362 | . . . . 5 ⊢ ((((𝐴 ∈ P ∧ 𝑔 ∈ (2nd ‘𝐴)) ∧ (𝐵 ∈ P ∧ ℎ ∈ (2nd ‘𝐵))) ∧ 𝑥 ∈ Q) → ((𝑔 +Q ℎ) <Q 𝑥 → 𝑥 ∈ (2nd ‘(𝐴 +P 𝐵)))) | |
12 | 1, 3, 7, 8, 11 | genprndu 7354 | . . . 4 ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P) → ∀𝑟 ∈ Q (𝑟 ∈ (2nd ‘(𝐴 +P 𝐵)) ↔ ∃𝑞 ∈ Q (𝑞 <Q 𝑟 ∧ 𝑞 ∈ (2nd ‘(𝐴 +P 𝐵))))) |
13 | 10, 12 | jca 304 | . . 3 ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P) → (∀𝑞 ∈ Q (𝑞 ∈ (1st ‘(𝐴 +P 𝐵)) ↔ ∃𝑟 ∈ Q (𝑞 <Q 𝑟 ∧ 𝑟 ∈ (1st ‘(𝐴 +P 𝐵)))) ∧ ∀𝑟 ∈ Q (𝑟 ∈ (2nd ‘(𝐴 +P 𝐵)) ↔ ∃𝑞 ∈ Q (𝑞 <Q 𝑟 ∧ 𝑞 ∈ (2nd ‘(𝐴 +P 𝐵)))))) |
14 | 1, 3, 7, 8 | genpdisj 7355 | . . 3 ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P) → ∀𝑞 ∈ Q ¬ (𝑞 ∈ (1st ‘(𝐴 +P 𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴 +P 𝐵)))) |
15 | addlocpr 7368 | . . 3 ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P) → ∀𝑞 ∈ Q ∀𝑟 ∈ Q (𝑞 <Q 𝑟 → (𝑞 ∈ (1st ‘(𝐴 +P 𝐵)) ∨ 𝑟 ∈ (2nd ‘(𝐴 +P 𝐵))))) | |
16 | 13, 14, 15 | 3jca 1162 | . 2 ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P) → ((∀𝑞 ∈ Q (𝑞 ∈ (1st ‘(𝐴 +P 𝐵)) ↔ ∃𝑟 ∈ Q (𝑞 <Q 𝑟 ∧ 𝑟 ∈ (1st ‘(𝐴 +P 𝐵)))) ∧ ∀𝑟 ∈ Q (𝑟 ∈ (2nd ‘(𝐴 +P 𝐵)) ↔ ∃𝑞 ∈ Q (𝑞 <Q 𝑟 ∧ 𝑞 ∈ (2nd ‘(𝐴 +P 𝐵))))) ∧ ∀𝑞 ∈ Q ¬ (𝑞 ∈ (1st ‘(𝐴 +P 𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴 +P 𝐵))) ∧ ∀𝑞 ∈ Q ∀𝑟 ∈ Q (𝑞 <Q 𝑟 → (𝑞 ∈ (1st ‘(𝐴 +P 𝐵)) ∨ 𝑟 ∈ (2nd ‘(𝐴 +P 𝐵)))))) |
17 | elnp1st2nd 7308 | . 2 ⊢ ((𝐴 +P 𝐵) ∈ P ↔ (((𝐴 +P 𝐵) ∈ (𝒫 Q × 𝒫 Q) ∧ (∃𝑞 ∈ Q 𝑞 ∈ (1st ‘(𝐴 +P 𝐵)) ∧ ∃𝑟 ∈ Q 𝑟 ∈ (2nd ‘(𝐴 +P 𝐵)))) ∧ ((∀𝑞 ∈ Q (𝑞 ∈ (1st ‘(𝐴 +P 𝐵)) ↔ ∃𝑟 ∈ Q (𝑞 <Q 𝑟 ∧ 𝑟 ∈ (1st ‘(𝐴 +P 𝐵)))) ∧ ∀𝑟 ∈ Q (𝑟 ∈ (2nd ‘(𝐴 +P 𝐵)) ↔ ∃𝑞 ∈ Q (𝑞 <Q 𝑟 ∧ 𝑞 ∈ (2nd ‘(𝐴 +P 𝐵))))) ∧ ∀𝑞 ∈ Q ¬ (𝑞 ∈ (1st ‘(𝐴 +P 𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴 +P 𝐵))) ∧ ∀𝑞 ∈ Q ∀𝑟 ∈ Q (𝑞 <Q 𝑟 → (𝑞 ∈ (1st ‘(𝐴 +P 𝐵)) ∨ 𝑟 ∈ (2nd ‘(𝐴 +P 𝐵))))))) | |
18 | 6, 16, 17 | sylanbrc 414 | 1 ⊢ ((𝐴 ∈ P ∧ 𝐵 ∈ P) → (𝐴 +P 𝐵) ∈ P) |
Colors of variables: wff set class |
Syntax hints: ¬ wn 3 → wi 4 ∧ wa 103 ↔ wb 104 ∨ wo 698 ∧ w3a 963 ∈ wcel 1481 ∀wral 2417 ∃wrex 2418 𝒫 cpw 3515 class class class wbr 3937 × cxp 4545 ‘cfv 5131 (class class class)co 5782 1st c1st 6044 2nd c2nd 6045 Qcnq 7112 +Q cplq 7114 <Q cltq 7117 Pcnp 7123 +P cpp 7125 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-10 1484 ax-11 1485 ax-i12 1486 ax-bndl 1487 ax-4 1488 ax-13 1492 ax-14 1493 ax-17 1507 ax-i9 1511 ax-ial 1515 ax-i5r 1516 ax-ext 2122 ax-coll 4051 ax-sep 4054 ax-nul 4062 ax-pow 4106 ax-pr 4139 ax-un 4363 ax-setind 4460 ax-iinf 4510 |
This theorem depends on definitions: df-bi 116 df-dc 821 df-3or 964 df-3an 965 df-tru 1335 df-fal 1338 df-nf 1438 df-sb 1737 df-eu 2003 df-mo 2004 df-clab 2127 df-cleq 2133 df-clel 2136 df-nfc 2271 df-ne 2310 df-ral 2422 df-rex 2423 df-reu 2424 df-rab 2426 df-v 2691 df-sbc 2914 df-csb 3008 df-dif 3078 df-un 3080 df-in 3082 df-ss 3089 df-nul 3369 df-pw 3517 df-sn 3538 df-pr 3539 df-op 3541 df-uni 3745 df-int 3780 df-iun 3823 df-br 3938 df-opab 3998 df-mpt 3999 df-tr 4035 df-eprel 4219 df-id 4223 df-po 4226 df-iso 4227 df-iord 4296 df-on 4298 df-suc 4301 df-iom 4513 df-xp 4553 df-rel 4554 df-cnv 4555 df-co 4556 df-dm 4557 df-rn 4558 df-res 4559 df-ima 4560 df-iota 5096 df-fun 5133 df-fn 5134 df-f 5135 df-f1 5136 df-fo 5137 df-f1o 5138 df-fv 5139 df-ov 5785 df-oprab 5786 df-mpo 5787 df-1st 6046 df-2nd 6047 df-recs 6210 df-irdg 6275 df-1o 6321 df-2o 6322 df-oadd 6325 df-omul 6326 df-er 6437 df-ec 6439 df-qs 6443 df-ni 7136 df-pli 7137 df-mi 7138 df-lti 7139 df-plpq 7176 df-mpq 7177 df-enq 7179 df-nqqs 7180 df-plqqs 7181 df-mqqs 7182 df-1nqqs 7183 df-rq 7184 df-ltnqqs 7185 df-enq0 7256 df-nq0 7257 df-0nq0 7258 df-plq0 7259 df-mq0 7260 df-inp 7298 df-iplp 7300 |
This theorem is referenced by: addnqprlemfl 7391 addnqprlemfu 7392 addnqpr 7393 addassprg 7411 distrlem1prl 7414 distrlem1pru 7415 distrlem4prl 7416 distrlem4pru 7417 distrprg 7420 ltaddpr 7429 ltexpri 7445 addcanprleml 7446 addcanprlemu 7447 ltaprlem 7450 ltaprg 7451 prplnqu 7452 addextpr 7453 caucvgprlemcanl 7476 cauappcvgprlemladdru 7488 cauappcvgprlemladdrl 7489 cauappcvgprlemladd 7490 cauappcvgprlem1 7491 caucvgprlemladdrl 7510 caucvgprlem1 7511 caucvgprprlemnbj 7525 caucvgprprlemopu 7531 caucvgprprlemloc 7535 caucvgprprlemexbt 7538 caucvgprprlemexb 7539 caucvgprprlemaddq 7540 caucvgprprlem2 7542 enrer 7567 addcmpblnr 7571 mulcmpblnrlemg 7572 mulcmpblnr 7573 ltsrprg 7579 1sr 7583 m1r 7584 addclsr 7585 mulclsr 7586 addasssrg 7588 mulasssrg 7590 distrsrg 7591 m1p1sr 7592 m1m1sr 7593 lttrsr 7594 ltsosr 7596 0lt1sr 7597 0idsr 7599 1idsr 7600 00sr 7601 ltasrg 7602 recexgt0sr 7605 mulgt0sr 7610 aptisr 7611 mulextsr1lem 7612 mulextsr1 7613 archsr 7614 srpospr 7615 prsrcl 7616 prsradd 7618 prsrlt 7619 caucvgsrlemcau 7625 caucvgsrlemgt1 7627 mappsrprg 7636 map2psrprg 7637 pitonnlem1p1 7678 pitonnlem2 7679 pitonn 7680 pitoregt0 7681 pitore 7682 recnnre 7683 recidpirqlemcalc 7689 recidpirq 7690 |
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