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Mirrors > Home > ILE Home > Th. List > prnmaxl | Unicode version |
Description: A lower cut has no largest member. (Contributed by Jim Kingdon, 29-Sep-2019.) |
Ref | Expression |
---|---|
prnmaxl |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elprnql 7541 |
. . . . 5
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2 | elinp 7534 |
. . . . . . . 8
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3 | simpr1l 1056 |
. . . . . . . 8
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4 | 2, 3 | sylbi 121 |
. . . . . . 7
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5 | eleq1 2256 |
. . . . . . . . 9
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6 | breq1 4032 |
. . . . . . . . . . 11
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7 | 6 | anbi1d 465 |
. . . . . . . . . 10
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8 | 7 | rexbidv 2495 |
. . . . . . . . 9
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9 | 5, 8 | bibi12d 235 |
. . . . . . . 8
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10 | 9 | rspcv 2860 |
. . . . . . 7
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11 | biimp 118 |
. . . . . . 7
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12 | 4, 10, 11 | syl56 34 |
. . . . . 6
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13 | 12 | impd 254 |
. . . . 5
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14 | 1, 13 | mpcom 36 |
. . . 4
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15 | df-rex 2478 |
. . . 4
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16 | 14, 15 | sylib 122 |
. . 3
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17 | ltrelnq 7425 |
. . . . . . . . 9
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18 | 17 | brel 4711 |
. . . . . . . 8
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19 | 18 | simprd 114 |
. . . . . . 7
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20 | 19 | pm4.71ri 392 |
. . . . . 6
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21 | 20 | anbi1i 458 |
. . . . 5
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22 | ancom 266 |
. . . . 5
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23 | anass 401 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
24 | 21, 22, 23 | 3bitr3i 210 |
. . . 4
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25 | 24 | exbii 1616 |
. . 3
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26 | 16, 25 | sylibr 134 |
. 2
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27 | df-rex 2478 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
28 | 26, 27 | sylibr 134 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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 615 ax-in2 616 ax-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-13 2166 ax-14 2167 ax-ext 2175 ax-coll 4144 ax-sep 4147 ax-pow 4203 ax-pr 4238 ax-un 4464 ax-iinf 4620 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1472 df-sb 1774 df-eu 2045 df-mo 2046 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-ral 2477 df-rex 2478 df-reu 2479 df-rab 2481 df-v 2762 df-sbc 2986 df-csb 3081 df-dif 3155 df-un 3157 df-in 3159 df-ss 3166 df-pw 3603 df-sn 3624 df-pr 3625 df-op 3627 df-uni 3836 df-int 3871 df-iun 3914 df-br 4030 df-opab 4091 df-mpt 4092 df-id 4324 df-iom 4623 df-xp 4665 df-rel 4666 df-cnv 4667 df-co 4668 df-dm 4669 df-rn 4670 df-res 4671 df-ima 4672 df-iota 5215 df-fun 5256 df-fn 5257 df-f 5258 df-f1 5259 df-fo 5260 df-f1o 5261 df-fv 5262 df-qs 6593 df-ni 7364 df-nqqs 7408 df-ltnqqs 7413 df-inp 7526 |
This theorem is referenced by: prnmaddl 7550 genprndl 7581 nqprl 7611 1idprl 7650 ltsopr 7656 ltexprlemm 7660 ltexprlemopl 7661 recexprlemloc 7691 recexprlem1ssl 7693 aptiprleml 7699 caucvgprprlemopl 7757 suplocexprlemrl 7777 |
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