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| Mirrors > Home > ILE Home > Th. List > xrbdtri | Unicode version | ||
| Description: Triangle inequality for bounded values. (Contributed by Jim Kingdon, 15-May-2023.) |
| Ref | Expression |
|---|---|
| xrbdtri |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpr 110 |
. . . . . 6
| |
| 2 | simp1r 1046 |
. . . . . . 7
| |
| 3 | 2 | ad3antrrr 492 |
. . . . . 6
|
| 4 | simplr 528 |
. . . . . 6
| |
| 5 | simp2r 1048 |
. . . . . . 7
| |
| 6 | 5 | ad3antrrr 492 |
. . . . . 6
|
| 7 | simpllr 534 |
. . . . . . 7
| |
| 8 | simp3r 1050 |
. . . . . . . 8
| |
| 9 | 8 | ad3antrrr 492 |
. . . . . . 7
|
| 10 | 7, 9 | elrpd 9918 |
. . . . . 6
|
| 11 | bdtri 11791 |
. . . . . 6
| |
| 12 | 1, 3, 4, 6, 10, 11 | syl221anc 1282 |
. . . . 5
|
| 13 | 1, 4 | rexaddd 10079 |
. . . . . . . 8
|
| 14 | 13 | preq1d 3752 |
. . . . . . 7
|
| 15 | 14 | infeq1d 7202 |
. . . . . 6
|
| 16 | 1, 4 | readdcld 8199 |
. . . . . . 7
|
| 17 | xrminrecl 11824 |
. . . . . . 7
| |
| 18 | 16, 7, 17 | syl2anc 411 |
. . . . . 6
|
| 19 | 15, 18 | eqtrd 2262 |
. . . . 5
|
| 20 | xrminrecl 11824 |
. . . . . . . 8
| |
| 21 | 1, 7, 20 | syl2anc 411 |
. . . . . . 7
|
| 22 | xrminrecl 11824 |
. . . . . . . 8
| |
| 23 | 4, 7, 22 | syl2anc 411 |
. . . . . . 7
|
| 24 | 21, 23 | oveq12d 6031 |
. . . . . 6
|
| 25 | mincl 11782 |
. . . . . . . 8
| |
| 26 | 1, 7, 25 | syl2anc 411 |
. . . . . . 7
|
| 27 | mincl 11782 |
. . . . . . . 8
| |
| 28 | 4, 7, 27 | syl2anc 411 |
. . . . . . 7
|
| 29 | 26, 28 | rexaddd 10079 |
. . . . . 6
|
| 30 | 24, 29 | eqtrd 2262 |
. . . . 5
|
| 31 | 12, 19, 30 | 3brtr4d 4118 |
. . . 4
|
| 32 | simp3l 1049 |
. . . . . . . 8
| |
| 33 | 32 | xaddid1d 10089 |
. . . . . . 7
|
| 34 | 32 | xrleidd 10026 |
. . . . . . . 8
|
| 35 | 0xr 8216 |
. . . . . . . . . . 11
| |
| 36 | 35 | a1i 9 |
. . . . . . . . . 10
|
| 37 | 36, 32, 8 | xrltled 10024 |
. . . . . . . . 9
|
| 38 | simp2l 1047 |
. . . . . . . . . 10
| |
| 39 | xrlemininf 11822 |
. . . . . . . . . 10
| |
| 40 | 36, 38, 32, 39 | syl3anc 1271 |
. . . . . . . . 9
|
| 41 | 5, 37, 40 | mpbir2and 950 |
. . . . . . . 8
|
| 42 | xrmincl 11817 |
. . . . . . . . . 10
| |
| 43 | 38, 32, 42 | syl2anc 411 |
. . . . . . . . 9
|
| 44 | xle2add 10104 |
. . . . . . . . 9
| |
| 45 | 32, 36, 32, 43, 44 | syl22anc 1272 |
. . . . . . . 8
|
| 46 | 34, 41, 45 | mp2and 433 |
. . . . . . 7
|
| 47 | 33, 46 | eqbrtrrd 4110 |
. . . . . 6
|
| 48 | 47 | ad3antrrr 492 |
. . . . 5
|
| 49 | simp1l 1045 |
. . . . . . . 8
| |
| 50 | 49, 38 | xaddcld 10109 |
. . . . . . 7
|
| 51 | 50 | ad3antrrr 492 |
. . . . . 6
|
| 52 | 32 | ad3antrrr 492 |
. . . . . 6
|
| 53 | pnfge 10014 |
. . . . . . . 8
| |
| 54 | 52, 53 | syl 14 |
. . . . . . 7
|
| 55 | simpr 110 |
. . . . . . . . 9
| |
| 56 | 55 | oveq1d 6028 |
. . . . . . . 8
|
| 57 | simpl2l 1074 |
. . . . . . . . . 10
| |
| 58 | 57 | ad2antrr 488 |
. . . . . . . . 9
|
| 59 | simplr 528 |
. . . . . . . . . 10
| |
| 60 | 59 | renemnfd 8221 |
. . . . . . . . 9
|
| 61 | xaddpnf2 10072 |
. . . . . . . . 9
| |
| 62 | 58, 60, 61 | syl2anc 411 |
. . . . . . . 8
|
| 63 | 56, 62 | eqtrd 2262 |
. . . . . . 7
|
| 64 | 54, 63 | breqtrrd 4114 |
. . . . . 6
|
| 65 | xrmineqinf 11820 |
. . . . . 6
| |
| 66 | 51, 52, 64, 65 | syl3anc 1271 |
. . . . 5
|
| 67 | 49 | ad3antrrr 492 |
. . . . . . 7
|
| 68 | 54, 55 | breqtrrd 4114 |
. . . . . . 7
|
| 69 | xrmineqinf 11820 |
. . . . . . 7
| |
| 70 | 67, 52, 68, 69 | syl3anc 1271 |
. . . . . 6
|
| 71 | 70 | oveq1d 6028 |
. . . . 5
|
| 72 | 48, 66, 71 | 3brtr4d 4118 |
. . . 4
|
| 73 | simpr 110 |
. . . . 5
| |
| 74 | ge0nemnf 10049 |
. . . . . . 7
| |
| 75 | 49, 2, 74 | syl2anc 411 |
. . . . . 6
|
| 76 | 75 | ad3antrrr 492 |
. . . . 5
|
| 77 | 73, 76 | pm2.21ddne 2483 |
. . . 4
|
| 78 | elxr 10001 |
. . . . . 6
| |
| 79 | 49, 78 | sylib 122 |
. . . . 5
|
| 80 | 79 | ad2antrr 488 |
. . . 4
|
| 81 | 31, 72, 77, 80 | mpjao3dan 1341 |
. . 3
|
| 82 | xrlemininf 11822 |
. . . . . . . 8
| |
| 83 | 36, 49, 32, 82 | syl3anc 1271 |
. . . . . . 7
|
| 84 | 2, 37, 83 | mpbir2and 950 |
. . . . . 6
|
| 85 | xrmincl 11817 |
. . . . . . . 8
| |
| 86 | 49, 32, 85 | syl2anc 411 |
. . . . . . 7
|
| 87 | xle2add 10104 |
. . . . . . 7
| |
| 88 | 36, 32, 86, 32, 87 | syl22anc 1272 |
. . . . . 6
|
| 89 | 84, 34, 88 | mp2and 433 |
. . . . 5
|
| 90 | 89 | ad2antrr 488 |
. . . 4
|
| 91 | 50 | ad2antrr 488 |
. . . . . 6
|
| 92 | 32 | ad2antrr 488 |
. . . . . 6
|
| 93 | 92, 53 | syl 14 |
. . . . . . 7
|
| 94 | simpr 110 |
. . . . . . . . 9
| |
| 95 | 94 | oveq2d 6029 |
. . . . . . . 8
|
| 96 | xaddpnf1 10071 |
. . . . . . . . . 10
| |
| 97 | 49, 75, 96 | syl2anc 411 |
. . . . . . . . 9
|
| 98 | 97 | ad2antrr 488 |
. . . . . . . 8
|
| 99 | 95, 98 | eqtrd 2262 |
. . . . . . 7
|
| 100 | 93, 99 | breqtrrd 4114 |
. . . . . 6
|
| 101 | 91, 92, 100, 65 | syl3anc 1271 |
. . . . 5
|
| 102 | xaddid2 10088 |
. . . . . 6
| |
| 103 | 92, 102 | syl 14 |
. . . . 5
|
| 104 | 101, 103 | eqtr4d 2265 |
. . . 4
|
| 105 | 57 | adantr 276 |
. . . . . 6
|
| 106 | 93, 94 | breqtrrd 4114 |
. . . . . 6
|
| 107 | xrmineqinf 11820 |
. . . . . 6
| |
| 108 | 105, 92, 106, 107 | syl3anc 1271 |
. . . . 5
|
| 109 | 108 | oveq2d 6029 |
. . . 4
|
| 110 | 90, 104, 109 | 3brtr4d 4118 |
. . 3
|
| 111 | simpr 110 |
. . . 4
| |
| 112 | 57 | adantr 276 |
. . . . 5
|
| 113 | 5 | ad2antrr 488 |
. . . . 5
|
| 114 | ge0nemnf 10049 |
. . . . 5
| |
| 115 | 112, 113, 114 | syl2anc 411 |
. . . 4
|
| 116 | 111, 115 | pm2.21ddne 2483 |
. . 3
|
| 117 | elxr 10001 |
. . . 4
| |
| 118 | 57, 117 | sylib 122 |
. . 3
|
| 119 | 81, 110, 116, 118 | mpjao3dan 1341 |
. 2
|
| 120 | 50 | adantr 276 |
. . . 4
|
| 121 | 120 | xrleidd 10026 |
. . 3
|
| 122 | prcom 3745 |
. . . . 5
| |
| 123 | 122 | infeq1i 7203 |
. . . 4
|
| 124 | 32 | adantr 276 |
. . . . 5
|
| 125 | pnfge 10014 |
. . . . . . 7
| |
| 126 | 120, 125 | syl 14 |
. . . . . 6
|
| 127 | simpr 110 |
. . . . . 6
| |
| 128 | 126, 127 | breqtrrd 4114 |
. . . . 5
|
| 129 | xrmineqinf 11820 |
. . . . 5
| |
| 130 | 124, 120, 128, 129 | syl3anc 1271 |
. . . 4
|
| 131 | 123, 130 | eqtr3id 2276 |
. . 3
|
| 132 | prcom 3745 |
. . . . . 6
| |
| 133 | 132 | infeq1i 7203 |
. . . . 5
|
| 134 | 49 | adantr 276 |
. . . . . 6
|
| 135 | pnfge 10014 |
. . . . . . . 8
| |
| 136 | 134, 135 | syl 14 |
. . . . . . 7
|
| 137 | 136, 127 | breqtrrd 4114 |
. . . . . 6
|
| 138 | xrmineqinf 11820 |
. . . . . 6
| |
| 139 | 124, 134, 137, 138 | syl3anc 1271 |
. . . . 5
|
| 140 | 133, 139 | eqtr3id 2276 |
. . . 4
|
| 141 | prcom 3745 |
. . . . . 6
| |
| 142 | 141 | infeq1i 7203 |
. . . . 5
|
| 143 | 38 | adantr 276 |
. . . . . 6
|
| 144 | pnfge 10014 |
. . . . . . . 8
| |
| 145 | 143, 144 | syl 14 |
. . . . . . 7
|
| 146 | 145, 127 | breqtrrd 4114 |
. . . . . 6
|
| 147 | xrmineqinf 11820 |
. . . . . 6
| |
| 148 | 124, 143, 146, 147 | syl3anc 1271 |
. . . . 5
|
| 149 | 142, 148 | eqtr3id 2276 |
. . . 4
|
| 150 | 140, 149 | oveq12d 6031 |
. . 3
|
| 151 | 121, 131, 150 | 3brtr4d 4118 |
. 2
|
| 152 | simpl3r 1077 |
. . 3
| |
| 153 | nltmnf 10013 |
. . . . . 6
| |
| 154 | 35, 153 | ax-mp 5 |
. . . . 5
|
| 155 | breq2 4090 |
. . . . 5
| |
| 156 | 154, 155 | mtbiri 679 |
. . . 4
|
| 157 | 156 | adantl 277 |
. . 3
|
| 158 | 152, 157 | pm2.21dd 623 |
. 2
|
| 159 | elxr 10001 |
. . 3
| |
| 160 | 32, 159 | sylib 122 |
. 2
|
| 161 | 119, 151, 158, 160 | mpjao3dan 1341 |
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 4202 ax-sep 4205 ax-nul 4213 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 ax-iinf 4684 ax-cnex 8113 ax-resscn 8114 ax-1cn 8115 ax-1re 8116 ax-icn 8117 ax-addcl 8118 ax-addrcl 8119 ax-mulcl 8120 ax-mulrcl 8121 ax-addcom 8122 ax-mulcom 8123 ax-addass 8124 ax-mulass 8125 ax-distr 8126 ax-i2m1 8127 ax-0lt1 8128 ax-1rid 8129 ax-0id 8130 ax-rnegex 8131 ax-precex 8132 ax-cnre 8133 ax-pre-ltirr 8134 ax-pre-ltwlin 8135 ax-pre-lttrn 8136 ax-pre-apti 8137 ax-pre-ltadd 8138 ax-pre-mulgt0 8139 ax-pre-mulext 8140 ax-arch 8141 ax-caucvg 8142 |
| 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 2802 df-sbc 3030 df-csb 3126 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-nul 3493 df-if 3604 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-int 3927 df-iun 3970 df-br 4087 df-opab 4149 df-mpt 4150 df-tr 4186 df-id 4388 df-po 4391 df-iso 4392 df-iord 4461 df-on 4463 df-ilim 4464 df-suc 4466 df-iom 4687 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-rn 4734 df-res 4735 df-ima 4736 df-iota 5284 df-fun 5326 df-fn 5327 df-f 5328 df-f1 5329 df-fo 5330 df-f1o 5331 df-fv 5332 df-isom 5333 df-riota 5966 df-ov 6016 df-oprab 6017 df-mpo 6018 df-1st 6298 df-2nd 6299 df-recs 6466 df-frec 6552 df-sup 7174 df-inf 7175 df-pnf 8206 df-mnf 8207 df-xr 8208 df-ltxr 8209 df-le 8210 df-sub 8342 df-neg 8343 df-reap 8745 df-ap 8752 df-div 8843 df-inn 9134 df-2 9192 df-3 9193 df-4 9194 df-n0 9393 df-z 9470 df-uz 9746 df-rp 9879 df-xneg 9997 df-xadd 9998 df-seqfrec 10700 df-exp 10791 df-cj 11393 df-re 11394 df-im 11395 df-rsqrt 11549 df-abs 11550 |
| This theorem is referenced by: bdxmet 15215 |
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