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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 7339 | . . . . . 6 ⊢ <Q ⊆ (Q × Q) | |
5 | 4 | brel 4672 | . . . . 5 ⊢ (𝐴 <Q 𝐵 → (𝐴 ∈ Q ∧ 𝐵 ∈ Q)) |
6 | 4 | brel 4672 | . . . . 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 6034 | . . 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 6033 | . . 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 7372 | . . 3 ⊢ <Q Or Q | |
23 | 22, 4 | sotri 5016 | . 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 978 = wceq 1353 ∈ wcel 2146 class class class wbr 3998 (class class class)co 5865 Qcnq 7254 <Q cltq 7259 |
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 614 ax-in2 615 ax-io 709 ax-5 1445 ax-7 1446 ax-gen 1447 ax-ie1 1491 ax-ie2 1492 ax-8 1502 ax-10 1503 ax-11 1504 ax-i12 1505 ax-bndl 1507 ax-4 1508 ax-17 1524 ax-i9 1528 ax-ial 1532 ax-i5r 1533 ax-13 2148 ax-14 2149 ax-ext 2157 ax-coll 4113 ax-sep 4116 ax-nul 4124 ax-pow 4169 ax-pr 4203 ax-un 4427 ax-setind 4530 ax-iinf 4581 |
This theorem depends on definitions: df-bi 117 df-dc 835 df-3or 979 df-3an 980 df-tru 1356 df-fal 1359 df-nf 1459 df-sb 1761 df-eu 2027 df-mo 2028 df-clab 2162 df-cleq 2168 df-clel 2171 df-nfc 2306 df-ne 2346 df-ral 2458 df-rex 2459 df-reu 2460 df-rab 2462 df-v 2737 df-sbc 2961 df-csb 3056 df-dif 3129 df-un 3131 df-in 3133 df-ss 3140 df-nul 3421 df-pw 3574 df-sn 3595 df-pr 3596 df-op 3598 df-uni 3806 df-int 3841 df-iun 3884 df-br 3999 df-opab 4060 df-mpt 4061 df-tr 4097 df-eprel 4283 df-id 4287 df-po 4290 df-iso 4291 df-iord 4360 df-on 4362 df-suc 4365 df-iom 4584 df-xp 4626 df-rel 4627 df-cnv 4628 df-co 4629 df-dm 4630 df-rn 4631 df-res 4632 df-ima 4633 df-iota 5170 df-fun 5210 df-fn 5211 df-f 5212 df-f1 5213 df-fo 5214 df-f1o 5215 df-fv 5216 df-ov 5868 df-oprab 5869 df-mpo 5870 df-1st 6131 df-2nd 6132 df-recs 6296 df-irdg 6361 df-oadd 6411 df-omul 6412 df-er 6525 df-ec 6527 df-qs 6531 df-ni 7278 df-mi 7280 df-lti 7281 df-enq 7321 df-nqqs 7322 df-ltnqqs 7327 |
This theorem is referenced by: genprndl 7495 genprndu 7496 genpdisj 7497 |
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