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Mirrors > Home > ILE Home > Th. List > genplt2i | GIF version |
Description: Operating on both sides of two inequalities, when the operation is consistent with <Q. (Contributed by Jim Kingdon, 6-Oct-2019.) |
Ref | Expression |
---|---|
genplt2i.ord | ⊢ ((𝑥 ∈ Q ∧ 𝑦 ∈ Q ∧ 𝑧 ∈ Q) → (𝑥 <Q 𝑦 ↔ (𝑧𝐺𝑥) <Q (𝑧𝐺𝑦))) |
genplt2i.com | ⊢ ((𝑥 ∈ Q ∧ 𝑦 ∈ Q) → (𝑥𝐺𝑦) = (𝑦𝐺𝑥)) |
Ref | Expression |
---|---|
genplt2i | ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → (𝐴𝐺𝐶) <Q (𝐵𝐺𝐷)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpl 108 | . . 3 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → 𝐴 <Q 𝐵) | |
2 | genplt2i.ord | . . . . 5 ⊢ ((𝑥 ∈ Q ∧ 𝑦 ∈ Q ∧ 𝑧 ∈ Q) → (𝑥 <Q 𝑦 ↔ (𝑧𝐺𝑥) <Q (𝑧𝐺𝑦))) | |
3 | 2 | adantl 275 | . . . 4 ⊢ (((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) ∧ (𝑥 ∈ Q ∧ 𝑦 ∈ Q ∧ 𝑧 ∈ Q)) → (𝑥 <Q 𝑦 ↔ (𝑧𝐺𝑥) <Q (𝑧𝐺𝑦))) |
4 | ltrelnq 7306 | . . . . . 6 ⊢ <Q ⊆ (Q × Q) | |
5 | 4 | brel 4656 | . . . . 5 ⊢ (𝐴 <Q 𝐵 → (𝐴 ∈ Q ∧ 𝐵 ∈ Q)) |
6 | 4 | brel 4656 | . . . . 5 ⊢ (𝐶 <Q 𝐷 → (𝐶 ∈ Q ∧ 𝐷 ∈ Q)) |
7 | simpll 519 | . . . . 5 ⊢ (((𝐴 ∈ Q ∧ 𝐵 ∈ Q) ∧ (𝐶 ∈ Q ∧ 𝐷 ∈ Q)) → 𝐴 ∈ Q) | |
8 | 5, 6, 7 | syl2an 287 | . . . 4 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → 𝐴 ∈ Q) |
9 | simplr 520 | . . . . 5 ⊢ (((𝐴 ∈ Q ∧ 𝐵 ∈ Q) ∧ (𝐶 ∈ Q ∧ 𝐷 ∈ Q)) → 𝐵 ∈ Q) | |
10 | 5, 6, 9 | syl2an 287 | . . . 4 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → 𝐵 ∈ Q) |
11 | simprl 521 | . . . . 5 ⊢ (((𝐴 ∈ Q ∧ 𝐵 ∈ Q) ∧ (𝐶 ∈ Q ∧ 𝐷 ∈ Q)) → 𝐶 ∈ Q) | |
12 | 5, 6, 11 | syl2an 287 | . . . 4 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → 𝐶 ∈ Q) |
13 | genplt2i.com | . . . . 5 ⊢ ((𝑥 ∈ Q ∧ 𝑦 ∈ Q) → (𝑥𝐺𝑦) = (𝑦𝐺𝑥)) | |
14 | 13 | adantl 275 | . . . 4 ⊢ (((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) ∧ (𝑥 ∈ Q ∧ 𝑦 ∈ Q)) → (𝑥𝐺𝑦) = (𝑦𝐺𝑥)) |
15 | 3, 8, 10, 12, 14 | caovord2d 6011 | . . 3 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → (𝐴 <Q 𝐵 ↔ (𝐴𝐺𝐶) <Q (𝐵𝐺𝐶))) |
16 | 1, 15 | mpbid 146 | . 2 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → (𝐴𝐺𝐶) <Q (𝐵𝐺𝐶)) |
17 | simpr 109 | . . 3 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → 𝐶 <Q 𝐷) | |
18 | simprr 522 | . . . . 5 ⊢ (((𝐴 ∈ Q ∧ 𝐵 ∈ Q) ∧ (𝐶 ∈ Q ∧ 𝐷 ∈ Q)) → 𝐷 ∈ Q) | |
19 | 5, 6, 18 | syl2an 287 | . . . 4 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → 𝐷 ∈ Q) |
20 | 3, 12, 19, 10 | caovordd 6010 | . . 3 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → (𝐶 <Q 𝐷 ↔ (𝐵𝐺𝐶) <Q (𝐵𝐺𝐷))) |
21 | 17, 20 | mpbid 146 | . 2 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → (𝐵𝐺𝐶) <Q (𝐵𝐺𝐷)) |
22 | ltsonq 7339 | . . 3 ⊢ <Q Or Q | |
23 | 22, 4 | sotri 4999 | . 2 ⊢ (((𝐴𝐺𝐶) <Q (𝐵𝐺𝐶) ∧ (𝐵𝐺𝐶) <Q (𝐵𝐺𝐷)) → (𝐴𝐺𝐶) <Q (𝐵𝐺𝐷)) |
24 | 16, 21, 23 | syl2anc 409 | 1 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → (𝐴𝐺𝐶) <Q (𝐵𝐺𝐷)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 ↔ wb 104 ∧ w3a 968 = wceq 1343 ∈ wcel 2136 class class class wbr 3982 (class class class)co 5842 Qcnq 7221 <Q cltq 7226 |
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 1435 ax-7 1436 ax-gen 1437 ax-ie1 1481 ax-ie2 1482 ax-8 1492 ax-10 1493 ax-11 1494 ax-i12 1495 ax-bndl 1497 ax-4 1498 ax-17 1514 ax-i9 1518 ax-ial 1522 ax-i5r 1523 ax-13 2138 ax-14 2139 ax-ext 2147 ax-coll 4097 ax-sep 4100 ax-nul 4108 ax-pow 4153 ax-pr 4187 ax-un 4411 ax-setind 4514 ax-iinf 4565 |
This theorem depends on definitions: df-bi 116 df-dc 825 df-3or 969 df-3an 970 df-tru 1346 df-fal 1349 df-nf 1449 df-sb 1751 df-eu 2017 df-mo 2018 df-clab 2152 df-cleq 2158 df-clel 2161 df-nfc 2297 df-ne 2337 df-ral 2449 df-rex 2450 df-reu 2451 df-rab 2453 df-v 2728 df-sbc 2952 df-csb 3046 df-dif 3118 df-un 3120 df-in 3122 df-ss 3129 df-nul 3410 df-pw 3561 df-sn 3582 df-pr 3583 df-op 3585 df-uni 3790 df-int 3825 df-iun 3868 df-br 3983 df-opab 4044 df-mpt 4045 df-tr 4081 df-eprel 4267 df-id 4271 df-po 4274 df-iso 4275 df-iord 4344 df-on 4346 df-suc 4349 df-iom 4568 df-xp 4610 df-rel 4611 df-cnv 4612 df-co 4613 df-dm 4614 df-rn 4615 df-res 4616 df-ima 4617 df-iota 5153 df-fun 5190 df-fn 5191 df-f 5192 df-f1 5193 df-fo 5194 df-f1o 5195 df-fv 5196 df-ov 5845 df-oprab 5846 df-mpo 5847 df-1st 6108 df-2nd 6109 df-recs 6273 df-irdg 6338 df-oadd 6388 df-omul 6389 df-er 6501 df-ec 6503 df-qs 6507 df-ni 7245 df-mi 7247 df-lti 7248 df-enq 7288 df-nqqs 7289 df-ltnqqs 7294 |
This theorem is referenced by: genprndl 7462 genprndu 7463 genpdisj 7464 |
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