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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 7674 | . 2 ⊢ Q ∈ V | |
| 2 | ltrelnq 7676 | . . . . 5 ⊢ <Q ⊆ (Q × Q) | |
| 3 | 2 | brel 4801 | . . . 4 ⊢ (𝐴 <Q 𝑥 → (𝐴 ∈ Q ∧ 𝑥 ∈ Q)) |
| 4 | 3 | simprd 114 | . . 3 ⊢ (𝐴 <Q 𝑥 → 𝑥 ∈ Q) |
| 5 | 4 | abssi 3312 | . 2 ⊢ {𝑥 ∣ 𝐴 <Q 𝑥} ⊆ Q |
| 6 | 1, 5 | ssexi 4247 | 1 ⊢ {𝑥 ∣ 𝐴 <Q 𝑥} ∈ V |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2203 {cab 2218 Vcvv 2812 class class class wbr 4108 Qcnq 7591 <Q cltq 7596 |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-coll 4224 ax-sep 4227 ax-pow 4286 ax-pr 4321 ax-un 4553 ax-iinf 4709 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ral 2525 df-rex 2526 df-reu 2527 df-rab 2529 df-v 2814 df-sbc 3042 df-csb 3138 df-dif 3212 df-un 3214 df-in 3216 df-ss 3223 df-pw 3670 df-sn 3694 df-pr 3695 df-op 3697 df-uni 3914 df-int 3949 df-iun 3992 df-br 4109 df-opab 4171 df-mpt 4172 df-id 4413 df-iom 4712 df-xp 4754 df-rel 4755 df-cnv 4756 df-co 4757 df-dm 4758 df-rn 4759 df-res 4760 df-ima 4761 df-iota 5311 df-fun 5353 df-fn 5354 df-f 5355 df-f1 5356 df-fo 5357 df-f1o 5358 df-fv 5359 df-qs 6772 df-ni 7615 df-nqqs 7659 df-ltnqqs 7664 |
| This theorem is referenced by: nqprl 7862 nqpru 7863 1prl 7866 1pru 7867 addnqprlemrl 7868 addnqprlemru 7869 addnqprlemfl 7870 addnqprlemfu 7871 mulnqprlemrl 7884 mulnqprlemru 7885 mulnqprlemfl 7886 mulnqprlemfu 7887 ltnqpr 7904 ltnqpri 7905 archpr 7954 cauappcvgprlemladdfu 7965 cauappcvgprlemladdfl 7966 cauappcvgprlem2 7971 caucvgprlemladdfu 7988 caucvgprlem2 7991 caucvgprprlemopu 8010 suplocexprlemloc 8032 |
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