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Mirrors > Home > ILE Home > Th. List > findcard2sd | Unicode version |
Description: Deduction form of finite set induction . (Contributed by Jim Kingdon, 14-Sep-2021.) |
Ref | Expression |
---|---|
findcard2sd.ch |
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findcard2sd.th |
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findcard2sd.ta |
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findcard2sd.et |
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findcard2sd.z |
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findcard2sd.i |
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findcard2sd.a |
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Ref | Expression |
---|---|
findcard2sd |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ssid 3200 |
. 2
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2 | findcard2sd.a |
. . . 4
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3 | 2 | adantr 276 |
. . 3
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4 | sseq1 3203 |
. . . . . 6
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5 | 4 | anbi2d 464 |
. . . . 5
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6 | findcard2sd.ch |
. . . . 5
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7 | 5, 6 | imbi12d 234 |
. . . 4
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8 | sseq1 3203 |
. . . . . 6
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9 | 8 | anbi2d 464 |
. . . . 5
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10 | findcard2sd.th |
. . . . 5
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11 | 9, 10 | imbi12d 234 |
. . . 4
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12 | sseq1 3203 |
. . . . . 6
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13 | 12 | anbi2d 464 |
. . . . 5
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14 | findcard2sd.ta |
. . . . 5
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15 | 13, 14 | imbi12d 234 |
. . . 4
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16 | sseq1 3203 |
. . . . . 6
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17 | 16 | anbi2d 464 |
. . . . 5
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18 | findcard2sd.et |
. . . . 5
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19 | 17, 18 | imbi12d 234 |
. . . 4
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20 | findcard2sd.z |
. . . . 5
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21 | 20 | adantr 276 |
. . . 4
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22 | simprl 529 |
. . . . . . . 8
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23 | simprr 531 |
. . . . . . . . 9
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24 | 23 | unssad 3337 |
. . . . . . . 8
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25 | 22, 24 | jca 306 |
. . . . . . 7
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26 | simpll 527 |
. . . . . . . 8
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27 | id 19 |
. . . . . . . . . . 11
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28 | vsnid 3651 |
. . . . . . . . . . . 12
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29 | elun2 3328 |
. . . . . . . . . . . 12
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30 | 28, 29 | mp1i 10 |
. . . . . . . . . . 11
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31 | 27, 30 | sseldd 3181 |
. . . . . . . . . 10
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32 | 31 | ad2antll 491 |
. . . . . . . . 9
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33 | simplr 528 |
. . . . . . . . 9
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34 | 32, 33 | eldifd 3164 |
. . . . . . . 8
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35 | findcard2sd.i |
. . . . . . . 8
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36 | 22, 26, 24, 34, 35 | syl22anc 1250 |
. . . . . . 7
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37 | 25, 36 | embantd 56 |
. . . . . 6
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38 | 37 | ex 115 |
. . . . 5
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39 | 38 | com23 78 |
. . . 4
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40 | 7, 11, 15, 19, 21, 39 | findcard2s 6948 |
. . 3
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41 | 3, 40 | mpcom 36 |
. 2
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42 | 1, 41 | mpan2 425 |
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 4145 ax-sep 4148 ax-nul 4156 ax-pow 4204 ax-pr 4239 ax-un 4465 ax-setind 4570 ax-iinf 4621 |
This theorem depends on definitions: df-bi 117 df-dc 836 df-3or 981 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-ral 2477 df-rex 2478 df-reu 2479 df-rab 2481 df-v 2762 df-sbc 2987 df-csb 3082 df-dif 3156 df-un 3158 df-in 3160 df-ss 3167 df-nul 3448 df-if 3559 df-pw 3604 df-sn 3625 df-pr 3626 df-op 3628 df-uni 3837 df-int 3872 df-iun 3915 df-br 4031 df-opab 4092 df-mpt 4093 df-tr 4129 df-id 4325 df-iord 4398 df-on 4400 df-suc 4403 df-iom 4624 df-xp 4666 df-rel 4667 df-cnv 4668 df-co 4669 df-dm 4670 df-rn 4671 df-res 4672 df-ima 4673 df-iota 5216 df-fun 5257 df-fn 5258 df-f 5259 df-f1 5260 df-fo 5261 df-f1o 5262 df-fv 5263 df-er 6589 df-en 6797 df-fin 6799 |
This theorem is referenced by: fimax2gtri 6959 finexdc 6960 unfidisj 6980 undifdc 6982 ssfirab 6992 fnfi 6997 dcfi 7042 difinfinf 7162 hashunlem 10878 hashxp 10900 fsumconst 11600 fsumrelem 11617 fprodcl2lem 11751 fprodconst 11766 fprodap0 11767 fprodrec 11775 fprodap0f 11782 fprodle 11786 fprodmodd 11787 iuncld 14294 fsumcncntop 14746 |
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