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| Description: Lemma for cnegext 5320. |
| Ref | Expression |
|---|---|
| cnegextlem2 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0cn 5300 |
. . 3
| |
| 2 | axcnre 5258 |
. . 3
| |
| 3 | 1, 2 | ax-mp 7 |
. 2
|
| 4 | axrnegex 5255 |
. . . . . 6
| |
| 5 | 4 | adantr 389 |
. . . . 5
|
| 6 | addid2t 5301 |
. . . . . . . . . . . . . . 15
| |
| 7 | 6 | 3ad2ant3 800 |
. . . . . . . . . . . . . 14
|
| 8 | 7 | adantr 389 |
. . . . . . . . . . . . 13
|
| 9 | opreq1 3953 |
. . . . . . . . . . . . . . 15
| |
| 10 | 9 | ad2antrl 406 |
. . . . . . . . . . . . . 14
|
| 11 | add23t 5309 |
. . . . . . . . . . . . . . . . 17
| |
| 12 | 11 | 3com23 837 |
. . . . . . . . . . . . . . . 16
|
| 13 | opreq1 3953 |
. . . . . . . . . . . . . . . . 17
| |
| 14 | 13 | eqcomd 1472 |
. . . . . . . . . . . . . . . 16
|
| 15 | 12, 14 | sylan9eq 1519 |
. . . . . . . . . . . . . . 15
|
| 16 | 15 | adantrl 394 |
. . . . . . . . . . . . . 14
|
| 17 | addid2t 5301 |
. . . . . . . . . . . . . . . 16
| |
| 18 | 17 | 3ad2ant2 799 |
. . . . . . . . . . . . . . 15
|
| 19 | 18 | adantr 389 |
. . . . . . . . . . . . . 14
|
| 20 | 10, 16, 19 | 3eqtr3d 1507 |
. . . . . . . . . . . . 13
|
| 21 | 8, 20 | eqtr3d 1501 |
. . . . . . . . . . . 12
|
| 22 | 21 | ex 373 |
. . . . . . . . . . 11
|
| 23 | recnt 5285 |
. . . . . . . . . . 11
| |
| 24 | recnt 5285 |
. . . . . . . . . . . 12
| |
| 25 | axicn 5242 |
. . . . . . . . . . . . 13
| |
| 26 | axmulcl 5245 |
. . . . . . . . . . . . 13
| |
| 27 | 25, 26 | mpan 693 |
. . . . . . . . . . . 12
|
| 28 | 24, 27 | syl 10 |
. . . . . . . . . . 11
|
| 29 | recnt 5285 |
. . . . . . . . . . 11
| |
| 30 | 22, 23, 28, 29 | syl3an 866 |
. . . . . . . . . 10
|
| 31 | 30 | 3expa 831 |
. . . . . . . . 9
|
| 32 | 31 | imp 350 |
. . . . . . . 8
|
| 33 | simplr 413 |
. . . . . . . 8
| |
| 34 | 32, 33 | eqeltrrd 1541 |
. . . . . . 7
|
| 35 | 34 | exp32 377 |
. . . . . 6
|
| 36 | 35 | r19.23adva 1739 |
. . . . 5
|
| 37 | 5, 36 | mpd 26 |
. . . 4
|
| 38 | 37 | r19.22dva 1731 |
. . 3
|
| 39 | 38 | r19.23aiv 1735 |
. 2
|
| 40 | 3, 39 | ax-mp 7 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: cnegext 5320 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 959 ax-gen 960 ax-8 961 ax-9 962 ax-10 963 ax-11 964 ax-12 965 ax-13 966 ax-14 967 ax-17 968 ax-4 970 ax-5o 972 ax-6o 975 ax-9o 1119 ax-10o 1136 ax-16 1206 ax-11o 1213 ax-ext 1452 ax-rep 2683 ax-sep 2693 ax-nul 2700 ax-pow 2732 ax-pr 2769 ax-un 2857 ax-inf2 4597 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 774 df-3an 775 df-ex 978 df-sb 1168 df-eu 1375 df-mo 1376 df-clab 1457 df-cleq 1462 df-clel 1465 df-ne 1579 df-ral 1641 df-rex 1642 df-reu 1643 df-rab 1644 df-v 1803 df-sbc 1932 df-csb 1992 df-dif 2039 df-un 2040 df-in 2041 df-ss 2043 df-pss 2045 df-nul 2271 df-if 2352 df-pw 2392 df-sn 2402 df-pr 2403 df-tp 2405 df-op 2406 df-uni 2494 df-int 2524 df-iun 2558 df-br 2610 df-opab 2657 df-tr 2671 df-eprel 2821 df-id 2824 df-po 2831 df-so 2841 df-fr 2907 df-we 2924 df-ord 2941 df-on 2942 df-lim 2943 df-suc 2944 df-om 3122 df-xp 3174 df-rel 3175 df-cnv 3176 df-co 3177 df-dm 3178 df-rn 3179 df-res 3180 df-ima 3181 df-fun 3182 df-fn 3183 df-f 3184 df-fv 3188 df-rdg 3917 df-opr 3950 df-oprab 3951 df-1st 4063 df-2nd 4064 df-1o 4117 df-oadd 4119 df-omul 4120 df-er 4245 df-ec 4247 df-qs 4250 df-ni 4972 df-pli 4973 df-mi 4974 df-lti 4975 df-plpq 5007 df-mpq 5008 df-enq 5009 df-nq 5010 df-plq 5011 df-mq 5012 df-rq 5013 df-ltq 5014 df-1q 5015 df-np 5058 df-1p 5059 df-plp 5060 df-mp 5061 df-ltp 5062 df-plpr 5136 df-mpr 5137 df-enr 5138 df-nr 5139 df-plr 5140 df-mr 5141 df-0r 5143 df-1r 5144 df-m1r 5145 df-c 5212 df-0 5213 df-1 5214 df-i 5215 df-r 5216 df-plus 5217 df-mul 5218 |