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| Mirrors > Home > ILE Home > Th. List > elprnql | Unicode 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 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | prssnql 7847 |
. 2
| |
| 2 | 1 | sselda 3248 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4246 ax-sep 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-iinf 4735 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4131 df-opab 4193 df-mpt 4194 df-id 4438 df-iom 4738 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-f1 5382 df-fo 5383 df-f1o 5384 df-fv 5385 df-qs 6813 df-ni 7672 df-nqqs 7716 df-inp 7834 |
| This theorem is used by: prubl 7854 prnmaxl 7856 prarloclemlt 7861 prarloclemlo 7862 prarloclem5 7868 genpdf 7876 genipv 7877 genpelvl 7880 genpml 7885 genprndl 7889 genpassl 7892 addnqprllem 7895 addnqprl 7897 addlocprlemeqgt 7900 addlocprlemgt 7902 addlocprlem 7903 nqprl 7919 prmuloc 7934 mulnqprl 7936 addcomprg 7946 mulcomprg 7948 distrlem1prl 7950 distrlem4prl 7952 1idprl 7958 ltsopr 7964 ltexprlemm 7968 ltexprlemopl 7969 ltexprlemopu 7971 ltexprlemupu 7972 ltexprlemdisj 7974 ltexprlemloc 7975 ltexprlemfl 7977 ltexprlemrl 7978 ltexprlemfu 7979 ltexprlemru 7980 addcanprleml 7982 addcanprlemu 7983 recexprlemloc 7999 recexprlem1ssl 8001 recexprlem1ssu 8002 recexprlemss1l 8003 aptiprleml 8007 aptiprlemu 8008 caucvgprprlemopl 8065 suplocexprlemex 8090 |
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