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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 3263 |
. . . 4
| |
| 2 | raleq 2743 |
. . . . 5
| |
| 3 | 2 | rexbidv 2545 |
. . . 4
|
| 4 | 1, 3 | imbi12d 234 |
. . 3
|
| 5 | sseq1 3263 |
. . . 4
| |
| 6 | raleq 2743 |
. . . . 5
| |
| 7 | 6 | rexbidv 2545 |
. . . 4
|
| 8 | 5, 7 | imbi12d 234 |
. . 3
|
| 9 | sseq1 3263 |
. . . 4
| |
| 10 | raleq 2743 |
. . . . 5
| |
| 11 | 10 | rexbidv 2545 |
. . . 4
|
| 12 | 9, 11 | imbi12d 234 |
. . 3
|
| 13 | sseq1 3263 |
. . . 4
| |
| 14 | raleq 2743 |
. . . . 5
| |
| 15 | 14 | rexbidv 2545 |
. . . 4
|
| 16 | 13, 15 | imbi12d 234 |
. . 3
|
| 17 | 0re 8276 |
. . . . 5
| |
| 18 | ral0 3613 |
. . . . 5
| |
| 19 | breq2 4115 |
. . . . . . 7
| |
| 20 | 19 | ralbidv 2544 |
. . . . . 6
|
| 21 | 20 | rspcev 2923 |
. . . . 5
|
| 22 | 17, 18, 21 | mp2an 426 |
. . . 4
|
| 23 | 22 | a1i 9 |
. . 3
|
| 24 | unss 3395 |
. . . . . . . . . 10
| |
| 25 | 24 | biimpri 133 |
. . . . . . . . 9
|
| 26 | 25 | simpld 112 |
. . . . . . . 8
|
| 27 | 26 | adantl 277 |
. . . . . . 7
|
| 28 | simplr 529 |
. . . . . . 7
| |
| 29 | 27, 28 | mpd 13 |
. . . . . 6
|
| 30 | breq2 4115 |
. . . . . . . 8
| |
| 31 | 30 | ralbidv 2544 |
. . . . . . 7
|
| 32 | 31 | cbvrexv 2781 |
. . . . . 6
|
| 33 | 29, 32 | sylib 122 |
. . . . 5
|
| 34 | simprl 531 |
. . . . . . 7
| |
| 35 | 25 | simprd 114 |
. . . . . . . . 9
|
| 36 | vex 2818 |
. . . . . . . . . 10
| |
| 37 | 36 | snss 3831 |
. . . . . . . . 9
|
| 38 | 35, 37 | sylibr 134 |
. . . . . . . 8
|
| 39 | 38 | ad2antlr 489 |
. . . . . . 7
|
| 40 | maxcl 11899 |
. . . . . . 7
| |
| 41 | 34, 39, 40 | syl2anc 411 |
. . . . . 6
|
| 42 | nfv 1577 |
. . . . . . . . . . 11
| |
| 43 | nfv 1577 |
. . . . . . . . . . . 12
| |
| 44 | nfcv 2386 |
. . . . . . . . . . . . 13
| |
| 45 | nfra1 2575 |
. . . . . . . . . . . . 13
| |
| 46 | 44, 45 | nfrexw 2583 |
. . . . . . . . . . . 12
|
| 47 | 43, 46 | nfim 1621 |
. . . . . . . . . . 11
|
| 48 | 42, 47 | nfan 1614 |
. . . . . . . . . 10
|
| 49 | nfv 1577 |
. . . . . . . . . 10
| |
| 50 | 48, 49 | nfan 1614 |
. . . . . . . . 9
|
| 51 | nfv 1577 |
. . . . . . . . . 10
| |
| 52 | nfra1 2575 |
. . . . . . . . . 10
| |
| 53 | 51, 52 | nfan 1614 |
. . . . . . . . 9
|
| 54 | 50, 53 | nfan 1614 |
. . . . . . . 8
|
| 55 | simprr 533 |
. . . . . . . . . . . 12
| |
| 56 | maxle1 11900 |
. . . . . . . . . . . . 13
| |
| 57 | 34, 39, 56 | syl2anc 411 |
. . . . . . . . . . . 12
|
| 58 | r19.27av 2680 |
. . . . . . . . . . . 12
| |
| 59 | 55, 57, 58 | syl2anc 411 |
. . . . . . . . . . 11
|
| 60 | 59 | r19.21bi 2632 |
. . . . . . . . . 10
|
| 61 | 27 | ad2antrr 488 |
. . . . . . . . . . . 12
|
| 62 | simpr 110 |
. . . . . . . . . . . 12
| |
| 63 | 61, 62 | sseldd 3241 |
. . . . . . . . . . 11
|
| 64 | 34 | adantr 276 |
. . . . . . . . . . 11
|
| 65 | 41 | adantr 276 |
. . . . . . . . . . 11
|
| 66 | letr 8358 |
. . . . . . . . . . 11
| |
| 67 | 63, 64, 65, 66 | syl3anc 1274 |
. . . . . . . . . 10
|
| 68 | 60, 67 | mpd 13 |
. . . . . . . . 9
|
| 69 | 68 | ex 115 |
. . . . . . . 8
|
| 70 | 54, 69 | ralrimi 2615 |
. . . . . . 7
|
| 71 | maxle2 11901 |
. . . . . . . . 9
| |
| 72 | 34, 39, 71 | syl2anc 411 |
. . . . . . . 8
|
| 73 | breq1 4114 |
. . . . . . . . . 10
| |
| 74 | 73 | ralsng 3731 |
. . . . . . . . 9
|
| 75 | 39, 74 | syl 14 |
. . . . . . . 8
|
| 76 | 72, 75 | mpbird 167 |
. . . . . . 7
|
| 77 | ralun 3403 |
. . . . . . 7
| |
| 78 | 70, 76, 77 | syl2anc 411 |
. . . . . 6
|
| 79 | breq2 4115 |
. . . . . . . 8
| |
| 80 | 79 | ralbidv 2544 |
. . . . . . 7
|
| 81 | 80 | rspcev 2923 |
. . . . . 6
|
| 82 | 41, 78, 81 | syl2anc 411 |
. . . . 5
|
| 83 | 33, 82 | rexlimddv 2667 |
. . . 4
|
| 84 | 83 | exp31 364 |
. . 3
|
| 85 | 4, 8, 12, 16, 23, 84 | findcard2 7148 |
. 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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-coll 4227 ax-sep 4230 ax-nul 4238 ax-pow 4289 ax-pr 4324 ax-un 4556 ax-setind 4661 ax-iinf 4712 ax-cnex 8220 ax-resscn 8221 ax-1cn 8222 ax-1re 8223 ax-icn 8224 ax-addcl 8225 ax-addrcl 8226 ax-mulcl 8227 ax-mulrcl 8228 ax-addcom 8229 ax-mulcom 8230 ax-addass 8231 ax-mulass 8232 ax-distr 8233 ax-i2m1 8234 ax-0lt1 8235 ax-1rid 8236 ax-0id 8237 ax-rnegex 8238 ax-precex 8239 ax-cnre 8240 ax-pre-ltirr 8241 ax-pre-ltwlin 8242 ax-pre-lttrn 8243 ax-pre-apti 8244 ax-pre-ltadd 8245 ax-pre-mulgt0 8246 ax-pre-mulext 8247 ax-arch 8248 ax-caucvg 8249 |
| This theorem depends on definitions: df-bi 117 df-dc 843 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-reu 2529 df-rmo 2530 df-rab 2531 df-v 2817 df-sbc 3045 df-csb 3141 df-dif 3215 df-un 3217 df-in 3219 df-ss 3226 df-nul 3511 df-if 3623 df-pw 3673 df-sn 3697 df-pr 3698 df-op 3700 df-uni 3917 df-int 3952 df-iun 3995 df-br 4112 df-opab 4174 df-mpt 4175 df-tr 4211 df-id 4416 df-po 4419 df-iso 4420 df-iord 4489 df-on 4491 df-ilim 4492 df-suc 4494 df-iom 4715 df-xp 4757 df-rel 4758 df-cnv 4759 df-co 4760 df-dm 4761 df-rn 4762 df-res 4763 df-ima 4764 df-iota 5314 df-fun 5356 df-fn 5357 df-f 5358 df-f1 5359 df-fo 5360 df-f1o 5361 df-fv 5362 df-riota 6005 df-ov 6055 df-oprab 6056 df-mpo 6057 df-1st 6336 df-2nd 6337 df-recs 6538 df-frec 6624 df-er 6769 df-en 6978 df-fin 6980 df-sup 7277 df-pnf 8312 df-mnf 8313 df-xr 8314 df-ltxr 8315 df-le 8316 df-sub 8448 df-neg 8449 df-reap 8851 df-ap 8858 df-div 8949 df-inn 9240 df-2 9298 df-3 9299 df-4 9300 df-n0 9499 df-z 9580 df-uz 9857 df-rp 9990 df-seqfrec 10814 df-exp 10905 df-cj 11531 df-re 11532 df-im 11533 df-rsqrt 11687 df-abs 11688 |
| This theorem is referenced by: fsum3cvg3 12086 |
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