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| Mirrors > Home > ILE Home > Th. List > letri3d | Unicode version | ||
| Description: Tightness of real apartness. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| ltd.1 |
|
| ltd.2 |
|
| Ref | Expression |
|---|---|
| letri3d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltd.1 |
. 2
| |
| 2 | ltd.2 |
. 2
| |
| 3 | letri3 8153 |
. 2
| |
| 4 | 1, 2, 3 | syl2anc 411 |
1
|
| 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 711 ax-5 1470 ax-7 1471 ax-gen 1472 ax-ie1 1516 ax-ie2 1517 ax-8 1527 ax-10 1528 ax-11 1529 ax-i12 1530 ax-bndl 1532 ax-4 1533 ax-17 1549 ax-i9 1553 ax-ial 1557 ax-i5r 1558 ax-13 2178 ax-14 2179 ax-ext 2187 ax-sep 4162 ax-pow 4218 ax-pr 4253 ax-un 4480 ax-setind 4585 ax-cnex 8016 ax-resscn 8017 ax-pre-ltirr 8037 ax-pre-apti 8040 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-fal 1379 df-nf 1484 df-sb 1786 df-eu 2057 df-mo 2058 df-clab 2192 df-cleq 2198 df-clel 2201 df-nfc 2337 df-ne 2377 df-nel 2472 df-ral 2489 df-rex 2490 df-rab 2493 df-v 2774 df-dif 3168 df-un 3170 df-in 3172 df-ss 3179 df-pw 3618 df-sn 3639 df-pr 3640 df-op 3642 df-uni 3851 df-br 4045 df-opab 4106 df-xp 4681 df-cnv 4683 df-pnf 8109 df-mnf 8110 df-xr 8111 df-ltxr 8112 df-le 8113 |
| This theorem is referenced by: ltntri 8200 add20 8547 msq11 8975 squeeze0 8977 suprzclex 9471 zssinfcl 10375 exbtwnz 10393 flid 10427 expcan 10861 dfabsmax 11528 sumsnf 11720 prodsnf 11903 gcd0id 12300 gcdneg 12303 gcdaddm 12305 gcdzeq 12343 lcmneg 12396 coprmgcdb 12410 qredeq 12418 pw2dvdseu 12490 pcidlem 12646 pcgcd1 12651 4sqlem17 12730 zabsle1 15476 refeq 15967 |
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