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| Description: Closure law for negative of reals. The weak deduction theorem dedth 2354 is used to convert hypothesis of the inference (deduction) form of this theorem, renegcl 5339, to an antecedent. |
| Ref | Expression |
|---|---|
| renegclt |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | negeq 5282 |
. . 3
| |
| 2 | 1 | eleq1d 1516 |
. 2
|
| 3 | 1re 5358 |
. . . 4
| |
| 4 | 3 | elimel 2365 |
. . 3
|
| 5 | 4 | renegcl 5339 |
. 2
|
| 6 | 2, 5 | dedth 2354 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: resubclt 5361 ltnegcon1t 5580 lenegcon1t 5582 lenegcon2t 5583 lesub1t 5584 lesub2t 5585 ltsub1t 5586 ltsub2t 5587 subge0t 5598 infm3lem 5951 infm3 5952 reuunineg 5964 infmsup 5966 infmrcl 5967 nnnegz 6036 elnnz 6043 elnnz1 6053 zaddclt 6063 btwnz 6114 zmax 6119 rebtwnz 6121 ceiclt 6141 ceiget 6142 ceim1lt 6143 ioonegt 6290 iccnegt 6291 discrlem2 6538 imret 6661 negreb 6681 cj11t 6716 absnidt 6749 absdifltt 6772 absdiflet 6773 climge0 7000 caucvglem2 7045 caucvglem5 7048 infcvgaux1 7105 infcvglem1 7107 dsupivthlem 7177 reeff1o 7319 sin01bndlem3 7362 cos01bndlem3 7364 znnen 7396 readdsubg 8014 nvabs 8177 pilem1 8503 pilem3 8505 shftefif1olem 8574 shftefif1olemOLD 8575 projlem10 9325 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-4 951 ax-5 952 ax-6 953 ax-7 954 ax-gen 955 ax-8 1101 ax-9 1102 ax-10 1103 ax-12 1104 ax-13 1107 ax-14 1108 ax-11 1180 ax-17 1190 ax-16 1194 ax-11o 1202 ax-ext 1436 ax-rep 2661 ax-sep 2671 ax-nul 2678 ax-pow 2710 ax-pr 2747 ax-un 2830 ax-inf2 4549 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 773 df-3an 774 df-ex 957 df-sb 1155 df-eu 1359 df-mo 1360 df-clab 1441 df-cleq 1446 df-clel 1449 df-ne 1563 df-ral 1625 df-rex 1626 df-reu 1627 df-rab 1628 df-v 1787 df-sbc 1913 df-csb 1973 df-dif 2020 df-un 2021 df-in 2022 df-ss 2024 df-pss 2026 df-nul 2252 df-if 2333 df-pw 2373 df-sn 2383 df-pr 2384 df-tp 2386 df-op 2387 df-uni 2472 df-int 2502 df-iun 2536 df-br 2588 df-opab 2635 df-tr 2649 df-eprel 2794 df-id 2797 df-po 2804 df-so 2814 df-fr 2880 df-we 2897 df-ord 2914 df-on 2915 df-lim 2916 df-suc 2917 df-om 3095 df-xp 3147 df-rel 3148 df-cnv 3149 df-co 3150 df-dm 3151 df-rn 3152 df-res 3153 df-ima 3154 df-fun 3155 df-fn 3156 df-f 3157 df-fv 3161 df-rdg 3871 df-opr 3904 df-oprab 3905 df-1st 4017 df-2nd 4018 df-1o 4071 df-oadd 4073 df-omul 4074 df-er 4199 df-ec 4201 df-qs 4204 df-ni 4923 df-pli 4924 df-mi 4925 df-lti 4926 df-plpq 4958 df-mpq 4959 df-enq 4960 df-nq 4961 df-plq 4962 df-mq 4963 df-rq 4964 df-ltq 4965 df-1q 4966 df-np 5009 df-1p 5010 df-plp 5011 df-mp 5012 df-ltp 5013 df-plpr 5087 df-mpr 5088 df-enr 5089 df-nr 5090 df-plr 5091 df-mr 5092 df-ltr 5093 df-0r 5094 df-1r 5095 df-m1r 5096 df-c 5163 df-0 5164 df-1 5165 df-i 5166 df-r 5167 df-plus 5168 df-mul 5169 df-sub 5279 df-neg 5281 |