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| Mirrors > Home > MPE Home > Th. List > addresr | Structured version Visualization version GIF version | ||
| Description: Addition of real numbers in terms of intermediate signed reals. (Contributed by NM, 10-May-1996.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| addresr | ⊢ ((𝐴 ∈ R ∧ 𝐵 ∈ R) → (〈𝐴, 0R〉 + 〈𝐵, 0R〉) = 〈(𝐴 +R 𝐵), 0R〉) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0r 11003 | . . 3 ⊢ 0R ∈ R | |
| 2 | addcnsr 11058 | . . . 4 ⊢ (((𝐴 ∈ R ∧ 0R ∈ R) ∧ (𝐵 ∈ R ∧ 0R ∈ R)) → (〈𝐴, 0R〉 + 〈𝐵, 0R〉) = 〈(𝐴 +R 𝐵), (0R +R 0R)〉) | |
| 3 | 2 | an4s 661 | . . 3 ⊢ (((𝐴 ∈ R ∧ 𝐵 ∈ R) ∧ (0R ∈ R ∧ 0R ∈ R)) → (〈𝐴, 0R〉 + 〈𝐵, 0R〉) = 〈(𝐴 +R 𝐵), (0R +R 0R)〉) |
| 4 | 1, 1, 3 | mpanr12 706 | . 2 ⊢ ((𝐴 ∈ R ∧ 𝐵 ∈ R) → (〈𝐴, 0R〉 + 〈𝐵, 0R〉) = 〈(𝐴 +R 𝐵), (0R +R 0R)〉) |
| 5 | 0idsr 11020 | . . . 4 ⊢ (0R ∈ R → (0R +R 0R) = 0R) | |
| 6 | 1, 5 | ax-mp 5 | . . 3 ⊢ (0R +R 0R) = 0R |
| 7 | 6 | opeq2i 4820 | . 2 ⊢ 〈(𝐴 +R 𝐵), (0R +R 0R)〉 = 〈(𝐴 +R 𝐵), 0R〉 |
| 8 | 4, 7 | eqtrdi 2787 | 1 ⊢ ((𝐴 ∈ R ∧ 𝐵 ∈ R) → (〈𝐴, 0R〉 + 〈𝐵, 0R〉) = 〈(𝐴 +R 𝐵), 0R〉) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 〈cop 4573 (class class class)co 7367 Rcnr 10788 0Rc0r 10789 +R cplr 10792 + caddc 11041 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 ax-inf2 9562 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3062 df-rmo 3342 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-pss 3909 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-int 4890 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-1st 7942 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-1o 8405 df-oadd 8409 df-omul 8410 df-er 8643 df-ec 8645 df-qs 8649 df-ni 10795 df-pli 10796 df-mi 10797 df-lti 10798 df-plpq 10831 df-mpq 10832 df-ltpq 10833 df-enq 10834 df-nq 10835 df-erq 10836 df-plq 10837 df-mq 10838 df-1nq 10839 df-rq 10840 df-ltnq 10841 df-np 10904 df-1p 10905 df-plp 10906 df-ltp 10908 df-enr 10978 df-nr 10979 df-plr 10980 df-0r 10983 df-c 11044 df-add 11049 |
| This theorem is referenced by: axaddrcl 11075 axi2m1 11082 axrnegex 11085 axpre-ltadd 11090 |
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