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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 3250 |
. . . 4
| |
| 2 | raleq 2730 |
. . . . 5
| |
| 3 | 2 | rexbidv 2533 |
. . . 4
|
| 4 | 1, 3 | imbi12d 234 |
. . 3
|
| 5 | sseq1 3250 |
. . . 4
| |
| 6 | raleq 2730 |
. . . . 5
| |
| 7 | 6 | rexbidv 2533 |
. . . 4
|
| 8 | 5, 7 | imbi12d 234 |
. . 3
|
| 9 | sseq1 3250 |
. . . 4
| |
| 10 | raleq 2730 |
. . . . 5
| |
| 11 | 10 | rexbidv 2533 |
. . . 4
|
| 12 | 9, 11 | imbi12d 234 |
. . 3
|
| 13 | sseq1 3250 |
. . . 4
| |
| 14 | raleq 2730 |
. . . . 5
| |
| 15 | 14 | rexbidv 2533 |
. . . 4
|
| 16 | 13, 15 | imbi12d 234 |
. . 3
|
| 17 | 0re 8179 |
. . . . 5
| |
| 18 | ral0 3596 |
. . . . 5
| |
| 19 | breq2 4092 |
. . . . . . 7
| |
| 20 | 19 | ralbidv 2532 |
. . . . . 6
|
| 21 | 20 | rspcev 2910 |
. . . . 5
|
| 22 | 17, 18, 21 | mp2an 426 |
. . . 4
|
| 23 | 22 | a1i 9 |
. . 3
|
| 24 | unss 3381 |
. . . . . . . . . 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 4092 |
. . . . . . . 8
| |
| 31 | 30 | ralbidv 2532 |
. . . . . . 7
|
| 32 | 31 | cbvrexv 2768 |
. . . . . 6
|
| 33 | 29, 32 | sylib 122 |
. . . . 5
|
| 34 | simprl 531 |
. . . . . . 7
| |
| 35 | 25 | simprd 114 |
. . . . . . . . 9
|
| 36 | vex 2805 |
. . . . . . . . . 10
| |
| 37 | 36 | snss 3808 |
. . . . . . . . 9
|
| 38 | 35, 37 | sylibr 134 |
. . . . . . . 8
|
| 39 | 38 | ad2antlr 489 |
. . . . . . 7
|
| 40 | maxcl 11771 |
. . . . . . 7
| |
| 41 | 34, 39, 40 | syl2anc 411 |
. . . . . 6
|
| 42 | nfv 1576 |
. . . . . . . . . . 11
| |
| 43 | nfv 1576 |
. . . . . . . . . . . 12
| |
| 44 | nfcv 2374 |
. . . . . . . . . . . . 13
| |
| 45 | nfra1 2563 |
. . . . . . . . . . . . 13
| |
| 46 | 44, 45 | nfrexw 2571 |
. . . . . . . . . . . 12
|
| 47 | 43, 46 | nfim 1620 |
. . . . . . . . . . 11
|
| 48 | 42, 47 | nfan 1613 |
. . . . . . . . . 10
|
| 49 | nfv 1576 |
. . . . . . . . . 10
| |
| 50 | 48, 49 | nfan 1613 |
. . . . . . . . 9
|
| 51 | nfv 1576 |
. . . . . . . . . 10
| |
| 52 | nfra1 2563 |
. . . . . . . . . 10
| |
| 53 | 51, 52 | nfan 1613 |
. . . . . . . . 9
|
| 54 | 50, 53 | nfan 1613 |
. . . . . . . 8
|
| 55 | simprr 533 |
. . . . . . . . . . . 12
| |
| 56 | maxle1 11772 |
. . . . . . . . . . . . 13
| |
| 57 | 34, 39, 56 | syl2anc 411 |
. . . . . . . . . . . 12
|
| 58 | r19.27av 2668 |
. . . . . . . . . . . 12
| |
| 59 | 55, 57, 58 | syl2anc 411 |
. . . . . . . . . . 11
|
| 60 | 59 | r19.21bi 2620 |
. . . . . . . . . 10
|
| 61 | 27 | ad2antrr 488 |
. . . . . . . . . . . 12
|
| 62 | simpr 110 |
. . . . . . . . . . . 12
| |
| 63 | 61, 62 | sseldd 3228 |
. . . . . . . . . . 11
|
| 64 | 34 | adantr 276 |
. . . . . . . . . . 11
|
| 65 | 41 | adantr 276 |
. . . . . . . . . . 11
|
| 66 | letr 8262 |
. . . . . . . . . . 11
| |
| 67 | 63, 64, 65, 66 | syl3anc 1273 |
. . . . . . . . . 10
|
| 68 | 60, 67 | mpd 13 |
. . . . . . . . 9
|
| 69 | 68 | ex 115 |
. . . . . . . 8
|
| 70 | 54, 69 | ralrimi 2603 |
. . . . . . 7
|
| 71 | maxle2 11773 |
. . . . . . . . 9
| |
| 72 | 34, 39, 71 | syl2anc 411 |
. . . . . . . 8
|
| 73 | breq1 4091 |
. . . . . . . . . 10
| |
| 74 | 73 | ralsng 3709 |
. . . . . . . . 9
|
| 75 | 39, 74 | syl 14 |
. . . . . . . 8
|
| 76 | 72, 75 | mpbird 167 |
. . . . . . 7
|
| 77 | ralun 3389 |
. . . . . . 7
| |
| 78 | 70, 76, 77 | syl2anc 411 |
. . . . . 6
|
| 79 | breq2 4092 |
. . . . . . . 8
| |
| 80 | 79 | ralbidv 2532 |
. . . . . . 7
|
| 81 | 80 | rspcev 2910 |
. . . . . 6
|
| 82 | 41, 78, 81 | syl2anc 411 |
. . . . 5
|
| 83 | 33, 82 | rexlimddv 2655 |
. . . 4
|
| 84 | 83 | exp31 364 |
. . 3
|
| 85 | 4, 8, 12, 16, 23, 84 | findcard2 7078 |
. 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-coll 4204 ax-sep 4207 ax-nul 4215 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-iinf 4686 ax-cnex 8123 ax-resscn 8124 ax-1cn 8125 ax-1re 8126 ax-icn 8127 ax-addcl 8128 ax-addrcl 8129 ax-mulcl 8130 ax-mulrcl 8131 ax-addcom 8132 ax-mulcom 8133 ax-addass 8134 ax-mulass 8135 ax-distr 8136 ax-i2m1 8137 ax-0lt1 8138 ax-1rid 8139 ax-0id 8140 ax-rnegex 8141 ax-precex 8142 ax-cnre 8143 ax-pre-ltirr 8144 ax-pre-ltwlin 8145 ax-pre-lttrn 8146 ax-pre-apti 8147 ax-pre-ltadd 8148 ax-pre-mulgt0 8149 ax-pre-mulext 8150 ax-arch 8151 ax-caucvg 8152 |
| This theorem depends on definitions: df-bi 117 df-dc 842 df-3or 1005 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-reu 2517 df-rmo 2518 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-nul 3495 df-if 3606 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-iun 3972 df-br 4089 df-opab 4151 df-mpt 4152 df-tr 4188 df-id 4390 df-po 4393 df-iso 4394 df-iord 4463 df-on 4465 df-ilim 4466 df-suc 4468 df-iom 4689 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 df-fv 5334 df-riota 5971 df-ov 6021 df-oprab 6022 df-mpo 6023 df-1st 6303 df-2nd 6304 df-recs 6471 df-frec 6557 df-er 6702 df-en 6910 df-fin 6912 df-sup 7183 df-pnf 8216 df-mnf 8217 df-xr 8218 df-ltxr 8219 df-le 8220 df-sub 8352 df-neg 8353 df-reap 8755 df-ap 8762 df-div 8853 df-inn 9144 df-2 9202 df-3 9203 df-4 9204 df-n0 9403 df-z 9480 df-uz 9756 df-rp 9889 df-seqfrec 10710 df-exp 10801 df-cj 11403 df-re 11404 df-im 11405 df-rsqrt 11559 df-abs 11560 |
| This theorem is referenced by: fsum3cvg3 11958 |
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