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Mirrors > Home > ILE Home > Th. List > ltadd1sr | GIF version |
Description: Adding one to a signed real yields a larger signed real. (Contributed by Jim Kingdon, 7-Jul-2021.) |
Ref | Expression |
---|---|
ltadd1sr | ⊢ (𝐴 ∈ R → 𝐴 <R (𝐴 +R 1R)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 0idsr 7463 | . 2 ⊢ (𝐴 ∈ R → (𝐴 +R 0R) = 𝐴) | |
2 | 0lt1sr 7461 | . . 3 ⊢ 0R <R 1R | |
3 | 0r 7446 | . . . 4 ⊢ 0R ∈ R | |
4 | 1sr 7447 | . . . 4 ⊢ 1R ∈ R | |
5 | ltasrg 7466 | . . . 4 ⊢ ((0R ∈ R ∧ 1R ∈ R ∧ 𝐴 ∈ R) → (0R <R 1R ↔ (𝐴 +R 0R) <R (𝐴 +R 1R))) | |
6 | 3, 4, 5 | mp3an12 1273 | . . 3 ⊢ (𝐴 ∈ R → (0R <R 1R ↔ (𝐴 +R 0R) <R (𝐴 +R 1R))) |
7 | 2, 6 | mpbii 147 | . 2 ⊢ (𝐴 ∈ R → (𝐴 +R 0R) <R (𝐴 +R 1R)) |
8 | 1, 7 | eqbrtrrd 3897 | 1 ⊢ (𝐴 ∈ R → 𝐴 <R (𝐴 +R 1R)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ↔ wb 104 ∈ wcel 1448 class class class wbr 3875 (class class class)co 5706 Rcnr 7006 0Rc0r 7007 1Rc1r 7008 +R cplr 7010 <R cltr 7012 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 584 ax-in2 585 ax-io 671 ax-5 1391 ax-7 1392 ax-gen 1393 ax-ie1 1437 ax-ie2 1438 ax-8 1450 ax-10 1451 ax-11 1452 ax-i12 1453 ax-bndl 1454 ax-4 1455 ax-13 1459 ax-14 1460 ax-17 1474 ax-i9 1478 ax-ial 1482 ax-i5r 1483 ax-ext 2082 ax-coll 3983 ax-sep 3986 ax-nul 3994 ax-pow 4038 ax-pr 4069 ax-un 4293 ax-setind 4390 ax-iinf 4440 |
This theorem depends on definitions: df-bi 116 df-dc 787 df-3or 931 df-3an 932 df-tru 1302 df-fal 1305 df-nf 1405 df-sb 1704 df-eu 1963 df-mo 1964 df-clab 2087 df-cleq 2093 df-clel 2096 df-nfc 2229 df-ne 2268 df-ral 2380 df-rex 2381 df-reu 2382 df-rab 2384 df-v 2643 df-sbc 2863 df-csb 2956 df-dif 3023 df-un 3025 df-in 3027 df-ss 3034 df-nul 3311 df-pw 3459 df-sn 3480 df-pr 3481 df-op 3483 df-uni 3684 df-int 3719 df-iun 3762 df-br 3876 df-opab 3930 df-mpt 3931 df-tr 3967 df-eprel 4149 df-id 4153 df-po 4156 df-iso 4157 df-iord 4226 df-on 4228 df-suc 4231 df-iom 4443 df-xp 4483 df-rel 4484 df-cnv 4485 df-co 4486 df-dm 4487 df-rn 4488 df-res 4489 df-ima 4490 df-iota 5024 df-fun 5061 df-fn 5062 df-f 5063 df-f1 5064 df-fo 5065 df-f1o 5066 df-fv 5067 df-ov 5709 df-oprab 5710 df-mpo 5711 df-1st 5969 df-2nd 5970 df-recs 6132 df-irdg 6197 df-1o 6243 df-2o 6244 df-oadd 6247 df-omul 6248 df-er 6359 df-ec 6361 df-qs 6365 df-ni 7013 df-pli 7014 df-mi 7015 df-lti 7016 df-plpq 7053 df-mpq 7054 df-enq 7056 df-nqqs 7057 df-plqqs 7058 df-mqqs 7059 df-1nqqs 7060 df-rq 7061 df-ltnqqs 7062 df-enq0 7133 df-nq0 7134 df-0nq0 7135 df-plq0 7136 df-mq0 7137 df-inp 7175 df-i1p 7176 df-iplp 7177 df-iltp 7179 df-enr 7422 df-nr 7423 df-plr 7424 df-ltr 7426 df-0r 7427 df-1r 7428 |
This theorem is referenced by: caucvgsr 7497 |
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