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Mirrors > Home > ILE Home > Th. List > lttri3 | Unicode version |
Description: Tightness of real apartness. (Contributed by NM, 5-May-1999.) |
Ref | Expression |
---|---|
lttri3 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ltnr 8098 |
. . . . 5
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2 | breq2 4034 |
. . . . . 6
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3 | 2 | notbid 668 |
. . . . 5
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4 | 1, 3 | syl5ibcom 155 |
. . . 4
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5 | breq1 4033 |
. . . . . 6
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6 | 5 | notbid 668 |
. . . . 5
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7 | 1, 6 | syl5ibcom 155 |
. . . 4
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8 | 4, 7 | jcad 307 |
. . 3
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9 | 8 | adantr 276 |
. 2
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10 | ioran 753 |
. . 3
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11 | axapti 8092 |
. . . 4
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12 | 11 | 3expia 1207 |
. . 3
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13 | 10, 12 | biimtrrid 153 |
. 2
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14 | 9, 13 | impbid 129 |
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-sep 4148 ax-pow 4204 ax-pr 4239 ax-un 4465 ax-setind 4570 ax-cnex 7965 ax-resscn 7966 ax-pre-ltirr 7986 ax-pre-apti 7989 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-fal 1370 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-ne 2365 df-nel 2460 df-ral 2477 df-rex 2478 df-rab 2481 df-v 2762 df-dif 3156 df-un 3158 df-in 3160 df-ss 3167 df-pw 3604 df-sn 3625 df-pr 3626 df-op 3628 df-uni 3837 df-br 4031 df-opab 4092 df-xp 4666 df-pnf 8058 df-mnf 8059 df-ltxr 8061 |
This theorem is referenced by: letri3 8102 lttri3i 8119 lttri3d 8136 inelr 8605 lbinf 8969 suprubex 8972 suprlubex 8973 suprleubex 8975 sup3exmid 8978 suprzclex 9418 infrenegsupex 9662 supminfex 9665 infregelbex 9666 xrlttri3 9866 maxleim 11352 maxabs 11356 maxleast 11360 zsupcl 12087 zssinfcl 12088 infssuzledc 12090 suprzcl2dc 12095 dvdslegcd 12104 bezoutlemsup 12149 dfgcd2 12154 lcmgcdlem 12218 suplociccex 14804 pilem3 14959 taupi 15633 |
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