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| Description: Closure law for addition of reals. |
| Ref | Expression |
|---|---|
| axri.1 |
|
| axri.2 |
|
| Ref | Expression |
|---|---|
| readdcl |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | axri.1 |
. 2
| |
| 2 | axri.2 |
. 2
| |
| 3 | axaddrcl 4067 |
. 2
| |
| 4 | 1, 2, 3 | mp2an 520 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: ltadd2 4312 leadd1 4314 ltsubadd 4316 lesubadd2 4318 ltaddsub 4320 lt2add 4321 le2add 4322 addgt0 4323 addge0 4324 add20 4329 ltneg 4330 eqneg 4378 halfpos 4421 posex 4422 nnaddm1clt 4452 2re 4470 3re 4472 4re 4473 5re 4474 6re 4475 7re 4476 8re 4477 9re 4478 crulem 4528 nn0ltp1let 4556 discrlem1 4713 discrlem3 4715 nneo 4719 nnesq 4720 nn0opthlem2 4723 nn0opth 4724 sqrlem1 4731 sqrlem2 4732 sqrlem3 4733 sqrlem6 4736 sqrlem8 4738 sqrlem9 4739 sqrlem10 4740 sqrlem11 4741 sqrlem16 4746 sqrlem17 4747 sqrlem19 4749 sqrlem20 4750 sqrlem21 4751 sqrlem22 4752 readd 4814 imadd 4815 remul 4816 immul 4817 cjmul 4819 abs00 4839 abstri 4859 abs3lem 4861 ruclem1 4885 ruclem2 4886 ruclem3 4887 ruclem13 4897 ruclem26 4910 norm-ii 5086 norm3lem 5096 normpar2 5100 projlem1 5193 projlem2 5194 projlem3 5195 projlem4 5196 projlem5 5197 projlem6 5198 projlem15 5207 projlem28 5220 stadd 5687 stadd3 5689 |
| This theorem was proved from axioms: ax-1 3 ax-2 4 ax-3 5 ax-mp 6 ax-4 673 ax-5 674 ax-6 675 ax-7 676 ax-gen 677 ax-8 798 ax-9 799 ax-10 800 ax-11 801 ax-12 802 ax-13 804 ax-14 805 ax-16 922 ax-17 925 ax-ext 1074 ax-rep 1075 ax-un 1076 ax-pow 1077 ax-reg 1078 ax-inf 1079 |
| This theorem depends on definitions: df-bi 128 df-or 197 df-an 198 df-3or 582 df-3an 583 df-ex 679 df-sb 853 df-eu 1009 df-mo 1010 df-clab 1093 df-cleq 1097 df-clel 1099 df-ne 1192 df-ral 1205 df-rex 1206 df-reu 1207 df-rab 1208 df-v 1349 df-sbc 1441 df-dif 1489 df-un 1490 df-in 1491 df-ss 1492 df-pss 1494 df-nul 1708 df-if 1777 df-pw 1799 df-sn 1811 df-pr 1812 df-tp 1814 df-op 1815 df-uni 1920 df-int 1966 df-iun 1996 df-tr 2042 df-br 2063 df-opab 2098 df-eprel 2122 df-id 2125 df-po 2128 df-so 2138 df-fr 2169 df-we 2186 df-ord 2202 df-on 2203 df-lim 2204 df-suc 2205 df-om 2373 df-xp 2424 df-rel 2425 df-cnv 2426 df-co 2427 df-dm 2428 df-rn 2429 df-res 2430 df-ima 2431 df-fun 2432 df-fn 2433 df-f 2434 df-f1 2435 df-fv 2438 df-rdg 2970 df-opr 3003 df-oprab 3004 df-1o 3104 df-oadd 3106 df-omul 3107 df-er 3200 df-ec 3202 df-qs 3205 df-ni 3794 df-pli 3795 df-mi 3796 df-lti 3797 df-plpq 3829 df-mpq 3830 df-enq 3831 df-nq 3832 df-plq 3833 df-mq 3834 df-rq 3835 df-ltq 3836 df-1q 3837 df-np 3880 df-1p 3881 df-plp 3882 df-ltp 3884 df-plpr 3958 df-enr 3960 df-nr 3961 df-plr 3962 df-0r 3965 df-c 4034 df-r 4038 df-plus 4039 |