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| Description: Proposition 9-3.5(iv) of [Gleason] p. 123. |
| Ref | Expression |
|---|---|
| ltexpri.1 |
|
| Ref | Expression |
|---|---|
| ltexpri |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltexpri.1 |
. . 3
| |
| 2 | ltrelpr 5101 |
. . 3
| |
| 3 | 1, 2 | brel 3223 |
. 2
|
| 4 | ltprord 5134 |
. . . 4
| |
| 5 | opreq2 3969 |
. . . . . . . 8
| |
| 6 | 5 | eqeq1d 1483 |
. . . . . . 7
|
| 7 | 6 | cla4egv 1863 |
. . . . . 6
|
| 8 | opreq2 3969 |
. . . . . . . . . . . 12
| |
| 9 | 8 | eleq1d 1540 |
. . . . . . . . . . 11
|
| 10 | 9 | anbi2d 616 |
. . . . . . . . . 10
|
| 11 | 10 | exbidv 1279 |
. . . . . . . . 9
|
| 12 | 11 | cbvabv 1909 |
. . . . . . . 8
|
| 13 | 12 | ltexprlem5 5146 |
. . . . . . 7
|
| 14 | 13 | adantll 392 |
. . . . . 6
|
| 15 | 12 | ltexprlem6 5147 |
. . . . . . 7
|
| 16 | 12 | ltexprlem7 5148 |
. . . . . . 7
|
| 17 | 15, 16 | eqssd 2079 |
. . . . . 6
|
| 18 | 7, 14, 17 | sylc 68 |
. . . . 5
|
| 19 | 18 | ex 373 |
. . . 4
|
| 20 | 4, 19 | sylbid 203 |
. . 3
|
| 21 | eleq1 1534 |
. . . . . . . 8
| |
| 22 | visset 1813 |
. . . . . . . . . 10
| |
| 23 | dmplp 5115 |
. . . . . . . . . 10
| |
| 24 | 0npr 5096 |
. . . . . . . . . 10
| |
| 25 | 22, 23, 24 | ndmoprrcl 4046 |
. . . . . . . . 9
|
| 26 | 25 | pm3.27d 325 |
. . . . . . . 8
|
| 27 | 21, 26 | syl6bir 215 |
. . . . . . 7
|
| 28 | 27 | com12 11 |
. . . . . 6
|
| 29 | 28 | adantl 388 |
. . . . 5
|
| 30 | 29 | ancrd 299 |
. . . 4
|
| 31 | 30 | 19.22dv 1290 |
. . 3
|
| 32 | 20, 31 | syld 27 |
. 2
|
| 33 | 3, 32 | mpcom 49 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: ltaprlem 5150 recexsrlem 5212 mulgt0sr 5214 map2psrpr 5220 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 962 ax-gen 963 ax-8 964 ax-9 965 ax-10 966 ax-11 967 ax-12 968 ax-13 969 ax-14 970 ax-17 971 ax-4 973 ax-5o 975 ax-6o 978 ax-9o 1123 ax-10o 1140 ax-16 1210 ax-11o 1218 ax-ext 1459 ax-rep 2693 ax-sep 2703 ax-nul 2710 ax-pow 2742 ax-pr 2779 ax-un 2866 ax-inf2 4625 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 776 df-3an 777 df-ex 981 df-sb 1172 df-eu 1382 df-mo 1383 df-clab 1464 df-cleq 1469 df-clel 1472 df-ne 1587 df-ral 1649 df-rex 1650 df-reu 1651 df-rab 1652 df-v 1812 df-sbc 1942 df-csb 2002 df-dif 2049 df-un 2050 df-in 2051 df-ss 2053 df-pss 2055 df-nul 2281 df-if 2362 df-pw 2402 df-sn 2412 df-pr 2413 df-tp 2415 df-op 2416 df-uni 2504 df-int 2534 df-iun 2568 df-br 2620 df-opab 2667 df-tr 2681 df-eprel 2832 df-id 2835 df-po 2840 df-so 2850 df-fr 2917 df-we 2934 df-ord 2951 df-on 2952 df-lim 2953 df-suc 2954 df-om 3132 df-xp 3184 df-rel 3185 df-cnv 3186 df-co 3187 df-dm 3188 df-rn 3189 df-res 3190 df-ima 3191 df-fun 3192 df-fn 3193 df-f 3194 df-fv 3198 df-rdg 3932 df-opr 3965 df-oprab 3966 df-1st 4079 df-2nd 4080 df-1o 4133 df-oadd 4135 df-omul 4136 df-er 4261 df-ec 4263 df-qs 4266 df-ni 5000 df-pli 5001 df-mi 5002 df-lti 5003 df-plpq 5035 df-mpq 5036 df-enq 5037 df-nq 5038 df-plq 5039 df-mq 5040 df-rq 5041 df-ltq 5042 df-1q 5043 df-np 5086 df-plp 5088 df-ltp 5090 |