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Mirrors > Home > ILE Home > Th. List > elfzuzb | Unicode version |
Description: Membership in a finite set of sequential integers in terms of sets of upper integers. (Contributed by NM, 18-Sep-2005.) (Revised by Mario Carneiro, 28-Apr-2015.) |
Ref | Expression |
---|---|
elfzuzb |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-3an 922 |
. . 3
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2 | an6 1253 |
. . 3
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3 | df-3an 922 |
. . . . 5
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4 | anandir 556 |
. . . . 5
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5 | ancom 262 |
. . . . . 6
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6 | 5 | anbi2i 445 |
. . . . 5
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7 | 3, 4, 6 | 3bitri 204 |
. . . 4
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8 | 7 | anbi1i 446 |
. . 3
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9 | 1, 2, 8 | 3bitr4ri 211 |
. 2
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10 | elfz2 9164 |
. 2
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11 | eluz2 8758 |
. . 3
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12 | eluz2 8758 |
. . 3
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13 | 11, 12 | anbi12i 448 |
. 2
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14 | 9, 10, 13 | 3bitr4i 210 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-in1 577 ax-in2 578 ax-io 663 ax-5 1377 ax-7 1378 ax-gen 1379 ax-ie1 1423 ax-ie2 1424 ax-8 1436 ax-10 1437 ax-11 1438 ax-i12 1439 ax-bndl 1440 ax-4 1441 ax-14 1446 ax-17 1460 ax-i9 1464 ax-ial 1468 ax-i5r 1469 ax-ext 2065 ax-sep 3916 ax-pow 3968 ax-pr 3992 ax-setind 4308 ax-cnex 7181 ax-resscn 7182 |
This theorem depends on definitions: df-bi 115 df-3or 921 df-3an 922 df-tru 1288 df-fal 1291 df-nf 1391 df-sb 1688 df-eu 1946 df-mo 1947 df-clab 2070 df-cleq 2076 df-clel 2079 df-nfc 2212 df-ne 2250 df-ral 2358 df-rex 2359 df-rab 2362 df-v 2612 df-sbc 2825 df-dif 2984 df-un 2986 df-in 2988 df-ss 2995 df-pw 3402 df-sn 3422 df-pr 3423 df-op 3425 df-uni 3622 df-br 3806 df-opab 3860 df-mpt 3861 df-id 4076 df-xp 4397 df-rel 4398 df-cnv 4399 df-co 4400 df-dm 4401 df-rn 4402 df-res 4403 df-ima 4404 df-iota 4917 df-fun 4954 df-fn 4955 df-f 4956 df-fv 4960 df-ov 5566 df-oprab 5567 df-mpt2 5568 df-neg 7401 df-z 8485 df-uz 8753 df-fz 9158 |
This theorem is referenced by: eluzfz 9168 elfzuz 9169 elfzuz3 9170 elfzuz2 9176 peano2fzr 9184 fzsplit2 9197 fzass4 9208 fzss1 9209 fzss2 9210 fzp1elp1 9220 fznn 9234 elfz2nn0 9257 elfzofz 9300 fzosplitsnm1 9347 fzofzp1b 9366 fzosplitsn 9371 iseqfveq2 9596 monoord 9603 iseqid2 9616 bcn1 9834 |
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