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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 109 | . . 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 277 | . . . 4 ⊢ (((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) ∧ (𝑥 ∈ Q ∧ 𝑦 ∈ Q ∧ 𝑧 ∈ Q)) → (𝑥 <Q 𝑦 ↔ (𝑧𝐺𝑥) <Q (𝑧𝐺𝑦))) |
4 | ltrelnq 7395 | . . . . . 6 ⊢ <Q ⊆ (Q × Q) | |
5 | 4 | brel 4696 | . . . . 5 ⊢ (𝐴 <Q 𝐵 → (𝐴 ∈ Q ∧ 𝐵 ∈ Q)) |
6 | 4 | brel 4696 | . . . . 5 ⊢ (𝐶 <Q 𝐷 → (𝐶 ∈ Q ∧ 𝐷 ∈ Q)) |
7 | simpll 527 | . . . . 5 ⊢ (((𝐴 ∈ Q ∧ 𝐵 ∈ Q) ∧ (𝐶 ∈ Q ∧ 𝐷 ∈ Q)) → 𝐴 ∈ Q) | |
8 | 5, 6, 7 | syl2an 289 | . . . 4 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → 𝐴 ∈ Q) |
9 | simplr 528 | . . . . 5 ⊢ (((𝐴 ∈ Q ∧ 𝐵 ∈ Q) ∧ (𝐶 ∈ Q ∧ 𝐷 ∈ Q)) → 𝐵 ∈ Q) | |
10 | 5, 6, 9 | syl2an 289 | . . . 4 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → 𝐵 ∈ Q) |
11 | simprl 529 | . . . . 5 ⊢ (((𝐴 ∈ Q ∧ 𝐵 ∈ Q) ∧ (𝐶 ∈ Q ∧ 𝐷 ∈ Q)) → 𝐶 ∈ Q) | |
12 | 5, 6, 11 | syl2an 289 | . . . 4 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → 𝐶 ∈ Q) |
13 | genplt2i.com | . . . . 5 ⊢ ((𝑥 ∈ Q ∧ 𝑦 ∈ Q) → (𝑥𝐺𝑦) = (𝑦𝐺𝑥)) | |
14 | 13 | adantl 277 | . . . 4 ⊢ (((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) ∧ (𝑥 ∈ Q ∧ 𝑦 ∈ Q)) → (𝑥𝐺𝑦) = (𝑦𝐺𝑥)) |
15 | 3, 8, 10, 12, 14 | caovord2d 6067 | . . 3 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → (𝐴 <Q 𝐵 ↔ (𝐴𝐺𝐶) <Q (𝐵𝐺𝐶))) |
16 | 1, 15 | mpbid 147 | . 2 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → (𝐴𝐺𝐶) <Q (𝐵𝐺𝐶)) |
17 | simpr 110 | . . 3 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → 𝐶 <Q 𝐷) | |
18 | simprr 531 | . . . . 5 ⊢ (((𝐴 ∈ Q ∧ 𝐵 ∈ Q) ∧ (𝐶 ∈ Q ∧ 𝐷 ∈ Q)) → 𝐷 ∈ Q) | |
19 | 5, 6, 18 | syl2an 289 | . . . 4 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → 𝐷 ∈ Q) |
20 | 3, 12, 19, 10 | caovordd 6066 | . . 3 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → (𝐶 <Q 𝐷 ↔ (𝐵𝐺𝐶) <Q (𝐵𝐺𝐷))) |
21 | 17, 20 | mpbid 147 | . 2 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → (𝐵𝐺𝐶) <Q (𝐵𝐺𝐷)) |
22 | ltsonq 7428 | . . 3 ⊢ <Q Or Q | |
23 | 22, 4 | sotri 5042 | . 2 ⊢ (((𝐴𝐺𝐶) <Q (𝐵𝐺𝐶) ∧ (𝐵𝐺𝐶) <Q (𝐵𝐺𝐷)) → (𝐴𝐺𝐶) <Q (𝐵𝐺𝐷)) |
24 | 16, 21, 23 | syl2anc 411 | 1 ⊢ ((𝐴 <Q 𝐵 ∧ 𝐶 <Q 𝐷) → (𝐴𝐺𝐶) <Q (𝐵𝐺𝐷)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 ∧ w3a 980 = wceq 1364 ∈ wcel 2160 class class class wbr 4018 (class class class)co 5897 Qcnq 7310 <Q cltq 7315 |
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 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-13 2162 ax-14 2163 ax-ext 2171 ax-coll 4133 ax-sep 4136 ax-nul 4144 ax-pow 4192 ax-pr 4227 ax-un 4451 ax-setind 4554 ax-iinf 4605 |
This theorem depends on definitions: df-bi 117 df-dc 836 df-3or 981 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1472 df-sb 1774 df-eu 2041 df-mo 2042 df-clab 2176 df-cleq 2182 df-clel 2185 df-nfc 2321 df-ne 2361 df-ral 2473 df-rex 2474 df-reu 2475 df-rab 2477 df-v 2754 df-sbc 2978 df-csb 3073 df-dif 3146 df-un 3148 df-in 3150 df-ss 3157 df-nul 3438 df-pw 3592 df-sn 3613 df-pr 3614 df-op 3616 df-uni 3825 df-int 3860 df-iun 3903 df-br 4019 df-opab 4080 df-mpt 4081 df-tr 4117 df-eprel 4307 df-id 4311 df-po 4314 df-iso 4315 df-iord 4384 df-on 4386 df-suc 4389 df-iom 4608 df-xp 4650 df-rel 4651 df-cnv 4652 df-co 4653 df-dm 4654 df-rn 4655 df-res 4656 df-ima 4657 df-iota 5196 df-fun 5237 df-fn 5238 df-f 5239 df-f1 5240 df-fo 5241 df-f1o 5242 df-fv 5243 df-ov 5900 df-oprab 5901 df-mpo 5902 df-1st 6166 df-2nd 6167 df-recs 6331 df-irdg 6396 df-oadd 6446 df-omul 6447 df-er 6560 df-ec 6562 df-qs 6566 df-ni 7334 df-mi 7336 df-lti 7337 df-enq 7377 df-nqqs 7378 df-ltnqqs 7383 |
This theorem is referenced by: genprndl 7551 genprndu 7552 genpdisj 7553 |
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