| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 3265 |
. . . 4
| |
| 2 | raleq 2743 |
. . . . 5
| |
| 3 | 2 | rexbidv 2545 |
. . . 4
|
| 4 | 1, 3 | imbi12d 234 |
. . 3
|
| 5 | sseq1 3265 |
. . . 4
| |
| 6 | raleq 2743 |
. . . . 5
| |
| 7 | 6 | rexbidv 2545 |
. . . 4
|
| 8 | 5, 7 | imbi12d 234 |
. . 3
|
| 9 | sseq1 3265 |
. . . 4
| |
| 10 | raleq 2743 |
. . . . 5
| |
| 11 | 10 | rexbidv 2545 |
. . . 4
|
| 12 | 9, 11 | imbi12d 234 |
. . 3
|
| 13 | sseq1 3265 |
. . . 4
| |
| 14 | raleq 2743 |
. . . . 5
| |
| 15 | 14 | rexbidv 2545 |
. . . 4
|
| 16 | 13, 15 | imbi12d 234 |
. . 3
|
| 17 | 0re 8290 |
. . . . 5
| |
| 18 | ral0 3615 |
. . . . 5
| |
| 19 | breq2 4118 |
. . . . . . 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 3397 |
. . . . . . . . . 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 4118 |
. . . . . . . 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 3834 |
. . . . . . . . 9
|
| 38 | 35, 37 | sylibr 134 |
. . . . . . . 8
|
| 39 | 38 | ad2antlr 489 |
. . . . . . 7
|
| 40 | maxcl 11920 |
. . . . . . 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 11921 |
. . . . . . . . . . . . 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 3243 |
. . . . . . . . . . 11
|
| 64 | 34 | adantr 276 |
. . . . . . . . . . 11
|
| 65 | 41 | adantr 276 |
. . . . . . . . . . 11
|
| 66 | letr 8372 |
. . . . . . . . . . 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 11922 |
. . . . . . . . 9
| |
| 72 | 34, 39, 71 | syl2anc 411 |
. . . . . . . 8
|
| 73 | breq1 4117 |
. . . . . . . . . 10
| |
| 74 | 73 | ralsng 3734 |
. . . . . . . . 9
|
| 75 | 39, 74 | syl 14 |
. . . . . . . 8
|
| 76 | 72, 75 | mpbird 167 |
. . . . . . 7
|
| 77 | ralun 3405 |
. . . . . . 7
| |
| 78 | 70, 76, 77 | syl2anc 411 |
. . . . . 6
|
| 79 | breq2 4118 |
. . . . . . . 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 7159 |
. 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 4230 ax-sep 4233 ax-nul 4241 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-setind 4664 ax-iinf 4715 ax-cnex 8234 ax-resscn 8235 ax-1cn 8236 ax-1re 8237 ax-icn 8238 ax-addcl 8239 ax-addrcl 8240 ax-mulcl 8241 ax-mulrcl 8242 ax-addcom 8243 ax-mulcom 8244 ax-addass 8245 ax-mulass 8246 ax-distr 8247 ax-i2m1 8248 ax-0lt1 8249 ax-1rid 8250 ax-0id 8251 ax-rnegex 8252 ax-precex 8253 ax-cnre 8254 ax-pre-ltirr 8255 ax-pre-ltwlin 8256 ax-pre-lttrn 8257 ax-pre-apti 8258 ax-pre-ltadd 8259 ax-pre-mulgt0 8260 ax-pre-mulext 8261 ax-arch 8262 ax-caucvg 8263 |
| 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 3046 df-csb 3142 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-nul 3513 df-if 3625 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-int 3955 df-iun 3998 df-br 4115 df-opab 4177 df-mpt 4178 df-tr 4214 df-id 4419 df-po 4422 df-iso 4423 df-iord 4492 df-on 4494 df-ilim 4495 df-suc 4497 df-iom 4718 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-rn 4765 df-res 4766 df-ima 4767 df-iota 5317 df-fun 5359 df-fn 5360 df-f 5361 df-f1 5362 df-fo 5363 df-f1o 5364 df-fv 5365 df-riota 6011 df-ov 6061 df-oprab 6062 df-mpo 6063 df-1st 6347 df-2nd 6348 df-recs 6549 df-frec 6635 df-er 6780 df-en 6989 df-fin 6991 df-sup 7288 df-pnf 8326 df-mnf 8327 df-xr 8328 df-ltxr 8329 df-le 8330 df-sub 8462 df-neg 8463 df-reap 8866 df-ap 8873 df-div 8964 df-inn 9255 df-2 9313 df-3 9314 df-4 9315 df-n0 9514 df-z 9595 df-uz 9872 df-rp 10005 df-seqfrec 10834 df-exp 10925 df-cj 11552 df-re 11553 df-im 11554 df-rsqrt 11708 df-abs 11709 |
| This theorem is referenced by: fsum3cvg3 12107 |
| Copyright terms: Public domain | W3C validator |