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| Mirrors > Home > ILE Home > Th. List > gtnqex | GIF version | ||
| Description: The class of rationals greater than a given rational is a set. (Contributed by Jim Kingdon, 13-Dec-2019.) |
| Ref | Expression |
|---|---|
| gtnqex | ⊢ {𝑥 ∣ 𝐴 <Q 𝑥} ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nqex 7588 | . 2 ⊢ Q ∈ V | |
| 2 | ltrelnq 7590 | . . . . 5 ⊢ <Q ⊆ (Q × Q) | |
| 3 | 2 | brel 4780 | . . . 4 ⊢ (𝐴 <Q 𝑥 → (𝐴 ∈ Q ∧ 𝑥 ∈ Q)) |
| 4 | 3 | simprd 114 | . . 3 ⊢ (𝐴 <Q 𝑥 → 𝑥 ∈ Q) |
| 5 | 4 | abssi 3301 | . 2 ⊢ {𝑥 ∣ 𝐴 <Q 𝑥} ⊆ Q |
| 6 | 1, 5 | ssexi 4228 | 1 ⊢ {𝑥 ∣ 𝐴 <Q 𝑥} ∈ V |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2201 {cab 2216 Vcvv 2801 class class class wbr 4089 Qcnq 7505 <Q cltq 7510 |
| 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 2203 ax-14 2204 ax-ext 2212 ax-coll 4205 ax-sep 4208 ax-pow 4266 ax-pr 4301 ax-un 4532 ax-iinf 4688 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1810 df-eu 2081 df-mo 2082 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ral 2514 df-rex 2515 df-reu 2516 df-rab 2518 df-v 2803 df-sbc 3031 df-csb 3127 df-dif 3201 df-un 3203 df-in 3205 df-ss 3212 df-pw 3655 df-sn 3676 df-pr 3677 df-op 3679 df-uni 3895 df-int 3930 df-iun 3973 df-br 4090 df-opab 4152 df-mpt 4153 df-id 4392 df-iom 4691 df-xp 4733 df-rel 4734 df-cnv 4735 df-co 4736 df-dm 4737 df-rn 4738 df-res 4739 df-ima 4740 df-iota 5288 df-fun 5330 df-fn 5331 df-f 5332 df-f1 5333 df-fo 5334 df-f1o 5335 df-fv 5336 df-qs 6713 df-ni 7529 df-nqqs 7573 df-ltnqqs 7578 |
| This theorem is referenced by: nqprl 7776 nqpru 7777 1prl 7780 1pru 7781 addnqprlemrl 7782 addnqprlemru 7783 addnqprlemfl 7784 addnqprlemfu 7785 mulnqprlemrl 7798 mulnqprlemru 7799 mulnqprlemfl 7800 mulnqprlemfu 7801 ltnqpr 7818 ltnqpri 7819 archpr 7868 cauappcvgprlemladdfu 7879 cauappcvgprlemladdfl 7880 cauappcvgprlem2 7885 caucvgprlemladdfu 7902 caucvgprlem2 7905 caucvgprprlemopu 7924 suplocexprlemloc 7946 |
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