| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 7585 | . . . . . 6 ⊢ <Q ⊆ (Q × Q) | |
| 5 | 4 | brel 4778 | . . . . 5 ⊢ (𝐴 <Q 𝐵 → (𝐴 ∈ Q ∧ 𝐵 ∈ Q)) |
| 6 | 4 | brel 4778 | . . . . 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 529 | . . . . 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 531 | . . . . 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 6192 | . . 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 533 | . . . . 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 6191 | . . 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 7618 | . . 3 ⊢ <Q Or Q | |
| 23 | 22, 4 | sotri 5132 | . 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 1004 = wceq 1397 ∈ wcel 2202 class class class wbr 4088 (class class class)co 6018 Qcnq 7500 <Q cltq 7505 |
| 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 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-coll 4204 ax-sep 4207 ax-nul 4215 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-iinf 4686 |
| This theorem depends on definitions: df-bi 117 df-dc 842 df-3or 1005 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-ral 2515 df-rex 2516 df-reu 2517 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-nul 3495 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-iun 3972 df-br 4089 df-opab 4151 df-mpt 4152 df-tr 4188 df-eprel 4386 df-id 4390 df-po 4393 df-iso 4394 df-iord 4463 df-on 4465 df-suc 4468 df-iom 4689 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 df-fv 5334 df-ov 6021 df-oprab 6022 df-mpo 6023 df-1st 6303 df-2nd 6304 df-recs 6471 df-irdg 6536 df-oadd 6586 df-omul 6587 df-er 6702 df-ec 6704 df-qs 6708 df-ni 7524 df-mi 7526 df-lti 7527 df-enq 7567 df-nqqs 7568 df-ltnqqs 7573 |
| This theorem is referenced by: genprndl 7741 genprndu 7742 genpdisj 7743 |
| Copyright terms: Public domain | W3C validator |