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| Mirrors > Home > ILE Home > Th. List > elfzo3 | Unicode version | ||
| Description: Express membership in a
half-open integer interval in terms of the "less
than or equal" and "less than" predicates on integers,
resp.
|
| Ref | Expression |
|---|---|
| elfzo3 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3anass 1008 |
. 2
| |
| 2 | elfzo2 10387 |
. 2
| |
| 3 | eluzelz 9767 |
. . . 4
| |
| 4 | fzolb 10391 |
. . . . . 6
| |
| 5 | 3anass 1008 |
. . . . . 6
| |
| 6 | 4, 5 | bitri 184 |
. . . . 5
|
| 7 | 6 | baib 926 |
. . . 4
|
| 8 | 3, 7 | syl 14 |
. . 3
|
| 9 | 8 | pm5.32i 454 |
. 2
|
| 10 | 1, 2, 9 | 3bitr4i 212 |
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 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2203 ax-14 2204 ax-ext 2212 ax-sep 4206 ax-pow 4263 ax-pr 4298 ax-un 4529 ax-setind 4634 ax-cnex 8125 ax-resscn 8126 ax-1cn 8127 ax-1re 8128 ax-icn 8129 ax-addcl 8130 ax-addrcl 8131 ax-mulcl 8132 ax-addcom 8134 ax-addass 8136 ax-distr 8138 ax-i2m1 8139 ax-0lt1 8140 ax-0id 8142 ax-rnegex 8143 ax-cnre 8145 ax-pre-ltirr 8146 ax-pre-ltwlin 8147 ax-pre-lttrn 8148 ax-pre-ltadd 8150 |
| This theorem depends on definitions: df-bi 117 df-3or 1005 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1810 df-eu 2081 df-mo 2082 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ne 2402 df-nel 2497 df-ral 2514 df-rex 2515 df-reu 2516 df-rab 2518 df-v 2803 df-sbc 3031 df-csb 3127 df-dif 3201 df-un 3203 df-in 3205 df-ss 3212 df-pw 3653 df-sn 3674 df-pr 3675 df-op 3677 df-uni 3893 df-int 3928 df-iun 3971 df-br 4088 df-opab 4150 df-mpt 4151 df-id 4389 df-xp 4730 df-rel 4731 df-cnv 4732 df-co 4733 df-dm 4734 df-rn 4735 df-res 4736 df-ima 4737 df-iota 5285 df-fun 5327 df-fn 5328 df-f 5329 df-fv 5333 df-riota 5973 df-ov 6023 df-oprab 6024 df-mpo 6025 df-1st 6305 df-2nd 6306 df-pnf 8218 df-mnf 8219 df-xr 8220 df-ltxr 8221 df-le 8222 df-sub 8354 df-neg 8355 df-inn 9146 df-n0 9405 df-z 9482 df-uz 9758 df-fz 10246 df-fzo 10380 |
| This theorem is referenced by: (None) |
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