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Mirrors > Home > ILE Home > Th. List > elprnql | GIF version |
Description: An element of a positive real's lower cut is a positive fraction. (Contributed by Jim Kingdon, 28-Sep-2019.) |
Ref | Expression |
---|---|
elprnql | ⊢ ((〈𝐿, 𝑈〉 ∈ P ∧ 𝐵 ∈ 𝐿) → 𝐵 ∈ Q) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | prssnql 7280 | . 2 ⊢ (〈𝐿, 𝑈〉 ∈ P → 𝐿 ⊆ Q) | |
2 | 1 | sselda 3092 | 1 ⊢ ((〈𝐿, 𝑈〉 ∈ P ∧ 𝐵 ∈ 𝐿) → 𝐵 ∈ Q) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 ∈ wcel 1480 〈cop 3525 Qcnq 7081 Pcnp 7092 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 603 ax-in2 604 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-13 1491 ax-14 1492 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2119 ax-coll 4038 ax-sep 4041 ax-pow 4093 ax-pr 4126 ax-un 4350 ax-iinf 4497 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-nf 1437 df-sb 1736 df-eu 2000 df-mo 2001 df-clab 2124 df-cleq 2130 df-clel 2133 df-nfc 2268 df-ral 2419 df-rex 2420 df-reu 2421 df-rab 2423 df-v 2683 df-sbc 2905 df-csb 2999 df-dif 3068 df-un 3070 df-in 3072 df-ss 3079 df-pw 3507 df-sn 3528 df-pr 3529 df-op 3531 df-uni 3732 df-int 3767 df-iun 3810 df-br 3925 df-opab 3985 df-mpt 3986 df-id 4210 df-iom 4500 df-xp 4540 df-rel 4541 df-cnv 4542 df-co 4543 df-dm 4544 df-rn 4545 df-res 4546 df-ima 4547 df-iota 5083 df-fun 5120 df-fn 5121 df-f 5122 df-f1 5123 df-fo 5124 df-f1o 5125 df-fv 5126 df-qs 6428 df-ni 7105 df-nqqs 7149 df-inp 7267 |
This theorem is referenced by: prubl 7287 prnmaxl 7289 prarloclemlt 7294 prarloclemlo 7295 prarloclem5 7301 genpdf 7309 genipv 7310 genpelvl 7313 genpml 7318 genprndl 7322 genpassl 7325 addnqprllem 7328 addnqprl 7330 addlocprlemeqgt 7333 addlocprlemgt 7335 addlocprlem 7336 nqprl 7352 prmuloc 7367 mulnqprl 7369 addcomprg 7379 mulcomprg 7381 distrlem1prl 7383 distrlem4prl 7385 1idprl 7391 ltsopr 7397 ltexprlemm 7401 ltexprlemopl 7402 ltexprlemopu 7404 ltexprlemupu 7405 ltexprlemdisj 7407 ltexprlemloc 7408 ltexprlemfl 7410 ltexprlemrl 7411 ltexprlemfu 7412 ltexprlemru 7413 addcanprleml 7415 addcanprlemu 7416 recexprlemloc 7432 recexprlem1ssl 7434 recexprlem1ssu 7435 recexprlemss1l 7436 aptiprleml 7440 aptiprlemu 7441 caucvgprprlemopl 7498 suplocexprlemex 7523 |
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