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| Mirrors > Home > ILE Home > Th. List > fimaxre2 | Unicode version | ||
| Description: A nonempty finite set of real numbers has an upper bound. (Contributed by Jeff Madsen, 27-May-2011.) (Revised by Mario Carneiro, 13-Feb-2014.) |
| Ref | Expression |
|---|---|
| fimaxre2 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sseq1 3247 |
. . . 4
| |
| 2 | raleq 2728 |
. . . . 5
| |
| 3 | 2 | rexbidv 2531 |
. . . 4
|
| 4 | 1, 3 | imbi12d 234 |
. . 3
|
| 5 | sseq1 3247 |
. . . 4
| |
| 6 | raleq 2728 |
. . . . 5
| |
| 7 | 6 | rexbidv 2531 |
. . . 4
|
| 8 | 5, 7 | imbi12d 234 |
. . 3
|
| 9 | sseq1 3247 |
. . . 4
| |
| 10 | raleq 2728 |
. . . . 5
| |
| 11 | 10 | rexbidv 2531 |
. . . 4
|
| 12 | 9, 11 | imbi12d 234 |
. . 3
|
| 13 | sseq1 3247 |
. . . 4
| |
| 14 | raleq 2728 |
. . . . 5
| |
| 15 | 14 | rexbidv 2531 |
. . . 4
|
| 16 | 13, 15 | imbi12d 234 |
. . 3
|
| 17 | 0re 8146 |
. . . . 5
| |
| 18 | ral0 3593 |
. . . . 5
| |
| 19 | breq2 4087 |
. . . . . . 7
| |
| 20 | 19 | ralbidv 2530 |
. . . . . 6
|
| 21 | 20 | rspcev 2907 |
. . . . 5
|
| 22 | 17, 18, 21 | mp2an 426 |
. . . 4
|
| 23 | 22 | a1i 9 |
. . 3
|
| 24 | unss 3378 |
. . . . . . . . . 10
| |
| 25 | 24 | biimpri 133 |
. . . . . . . . 9
|
| 26 | 25 | simpld 112 |
. . . . . . . 8
|
| 27 | 26 | adantl 277 |
. . . . . . 7
|
| 28 | simplr 528 |
. . . . . . 7
| |
| 29 | 27, 28 | mpd 13 |
. . . . . 6
|
| 30 | breq2 4087 |
. . . . . . . 8
| |
| 31 | 30 | ralbidv 2530 |
. . . . . . 7
|
| 32 | 31 | cbvrexv 2766 |
. . . . . 6
|
| 33 | 29, 32 | sylib 122 |
. . . . 5
|
| 34 | simprl 529 |
. . . . . . 7
| |
| 35 | 25 | simprd 114 |
. . . . . . . . 9
|
| 36 | vex 2802 |
. . . . . . . . . 10
| |
| 37 | 36 | snss 3803 |
. . . . . . . . 9
|
| 38 | 35, 37 | sylibr 134 |
. . . . . . . 8
|
| 39 | 38 | ad2antlr 489 |
. . . . . . 7
|
| 40 | maxcl 11721 |
. . . . . . 7
| |
| 41 | 34, 39, 40 | syl2anc 411 |
. . . . . 6
|
| 42 | nfv 1574 |
. . . . . . . . . . 11
| |
| 43 | nfv 1574 |
. . . . . . . . . . . 12
| |
| 44 | nfcv 2372 |
. . . . . . . . . . . . 13
| |
| 45 | nfra1 2561 |
. . . . . . . . . . . . 13
| |
| 46 | 44, 45 | nfrexw 2569 |
. . . . . . . . . . . 12
|
| 47 | 43, 46 | nfim 1618 |
. . . . . . . . . . 11
|
| 48 | 42, 47 | nfan 1611 |
. . . . . . . . . 10
|
| 49 | nfv 1574 |
. . . . . . . . . 10
| |
| 50 | 48, 49 | nfan 1611 |
. . . . . . . . 9
|
| 51 | nfv 1574 |
. . . . . . . . . 10
| |
| 52 | nfra1 2561 |
. . . . . . . . . 10
| |
| 53 | 51, 52 | nfan 1611 |
. . . . . . . . 9
|
| 54 | 50, 53 | nfan 1611 |
. . . . . . . 8
|
| 55 | simprr 531 |
. . . . . . . . . . . 12
| |
| 56 | maxle1 11722 |
. . . . . . . . . . . . 13
| |
| 57 | 34, 39, 56 | syl2anc 411 |
. . . . . . . . . . . 12
|
| 58 | r19.27av 2666 |
. . . . . . . . . . . 12
| |
| 59 | 55, 57, 58 | syl2anc 411 |
. . . . . . . . . . 11
|
| 60 | 59 | r19.21bi 2618 |
. . . . . . . . . 10
|
| 61 | 27 | ad2antrr 488 |
. . . . . . . . . . . 12
|
| 62 | simpr 110 |
. . . . . . . . . . . 12
| |
| 63 | 61, 62 | sseldd 3225 |
. . . . . . . . . . 11
|
| 64 | 34 | adantr 276 |
. . . . . . . . . . 11
|
| 65 | 41 | adantr 276 |
. . . . . . . . . . 11
|
| 66 | letr 8229 |
. . . . . . . . . . 11
| |
| 67 | 63, 64, 65, 66 | syl3anc 1271 |
. . . . . . . . . 10
|
| 68 | 60, 67 | mpd 13 |
. . . . . . . . 9
|
| 69 | 68 | ex 115 |
. . . . . . . 8
|
| 70 | 54, 69 | ralrimi 2601 |
. . . . . . 7
|
| 71 | maxle2 11723 |
. . . . . . . . 9
| |
| 72 | 34, 39, 71 | syl2anc 411 |
. . . . . . . 8
|
| 73 | breq1 4086 |
. . . . . . . . . 10
| |
| 74 | 73 | ralsng 3706 |
. . . . . . . . 9
|
| 75 | 39, 74 | syl 14 |
. . . . . . . 8
|
| 76 | 72, 75 | mpbird 167 |
. . . . . . 7
|
| 77 | ralun 3386 |
. . . . . . 7
| |
| 78 | 70, 76, 77 | syl2anc 411 |
. . . . . 6
|
| 79 | breq2 4087 |
. . . . . . . 8
| |
| 80 | 79 | ralbidv 2530 |
. . . . . . 7
|
| 81 | 80 | rspcev 2907 |
. . . . . 6
|
| 82 | 41, 78, 81 | syl2anc 411 |
. . . . 5
|
| 83 | 33, 82 | rexlimddv 2653 |
. . . 4
|
| 84 | 83 | exp31 364 |
. . 3
|
| 85 | 4, 8, 12, 16, 23, 84 | findcard2 7051 |
. 2
|
| 86 | 85 | impcom 125 |
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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-coll 4199 ax-sep 4202 ax-nul 4210 ax-pow 4258 ax-pr 4293 ax-un 4524 ax-setind 4629 ax-iinf 4680 ax-cnex 8090 ax-resscn 8091 ax-1cn 8092 ax-1re 8093 ax-icn 8094 ax-addcl 8095 ax-addrcl 8096 ax-mulcl 8097 ax-mulrcl 8098 ax-addcom 8099 ax-mulcom 8100 ax-addass 8101 ax-mulass 8102 ax-distr 8103 ax-i2m1 8104 ax-0lt1 8105 ax-1rid 8106 ax-0id 8107 ax-rnegex 8108 ax-precex 8109 ax-cnre 8110 ax-pre-ltirr 8111 ax-pre-ltwlin 8112 ax-pre-lttrn 8113 ax-pre-apti 8114 ax-pre-ltadd 8115 ax-pre-mulgt0 8116 ax-pre-mulext 8117 ax-arch 8118 ax-caucvg 8119 |
| This theorem depends on definitions: df-bi 117 df-dc 840 df-3or 1003 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-nel 2496 df-ral 2513 df-rex 2514 df-reu 2515 df-rmo 2516 df-rab 2517 df-v 2801 df-sbc 3029 df-csb 3125 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-nul 3492 df-if 3603 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-int 3924 df-iun 3967 df-br 4084 df-opab 4146 df-mpt 4147 df-tr 4183 df-id 4384 df-po 4387 df-iso 4388 df-iord 4457 df-on 4459 df-ilim 4460 df-suc 4462 df-iom 4683 df-xp 4725 df-rel 4726 df-cnv 4727 df-co 4728 df-dm 4729 df-rn 4730 df-res 4731 df-ima 4732 df-iota 5278 df-fun 5320 df-fn 5321 df-f 5322 df-f1 5323 df-fo 5324 df-f1o 5325 df-fv 5326 df-riota 5954 df-ov 6004 df-oprab 6005 df-mpo 6006 df-1st 6286 df-2nd 6287 df-recs 6451 df-frec 6537 df-er 6680 df-en 6888 df-fin 6890 df-sup 7151 df-pnf 8183 df-mnf 8184 df-xr 8185 df-ltxr 8186 df-le 8187 df-sub 8319 df-neg 8320 df-reap 8722 df-ap 8729 df-div 8820 df-inn 9111 df-2 9169 df-3 9170 df-4 9171 df-n0 9370 df-z 9447 df-uz 9723 df-rp 9850 df-seqfrec 10670 df-exp 10761 df-cj 11353 df-re 11354 df-im 11355 df-rsqrt 11509 df-abs 11510 |
| This theorem is referenced by: fsum3cvg3 11907 |
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