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Mirrors > Home > MPE Home > Th. List > decleOLD | Structured version Visualization version GIF version |
Description: Obsolete version of decle 11753 as of 8-Sep-2021. (Contributed by AV, 17-Aug-2021.) (New usage is discouraged.) (Proof modification is discouraged.) |
Ref | Expression |
---|---|
decleOLD.1 | ⊢ 𝐴 ∈ ℕ0 |
decleOLD.2 | ⊢ 𝐵 ∈ ℕ0 |
decleOLD.3 | ⊢ 𝐶 ∈ ℕ0 |
decleOLD.4 | ⊢ 𝐵 ≤ 𝐶 |
Ref | Expression |
---|---|
decleOLD | ⊢ ;𝐴𝐵 ≤ ;𝐴𝐶 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | decleOLD.4 | . . 3 ⊢ 𝐵 ≤ 𝐶 | |
2 | decleOLD.2 | . . . . 5 ⊢ 𝐵 ∈ ℕ0 | |
3 | 2 | nn0rei 11516 | . . . 4 ⊢ 𝐵 ∈ ℝ |
4 | decleOLD.3 | . . . . 5 ⊢ 𝐶 ∈ ℕ0 | |
5 | 4 | nn0rei 11516 | . . . 4 ⊢ 𝐶 ∈ ℝ |
6 | 10reOLD 11322 | . . . . 5 ⊢ 10 ∈ ℝ | |
7 | decleOLD.1 | . . . . . 6 ⊢ 𝐴 ∈ ℕ0 | |
8 | 7 | nn0rei 11516 | . . . . 5 ⊢ 𝐴 ∈ ℝ |
9 | 6, 8 | remulcli 10267 | . . . 4 ⊢ (10 · 𝐴) ∈ ℝ |
10 | 3, 5, 9 | leadd2i 10797 | . . 3 ⊢ (𝐵 ≤ 𝐶 ↔ ((10 · 𝐴) + 𝐵) ≤ ((10 · 𝐴) + 𝐶)) |
11 | 1, 10 | mpbi 220 | . 2 ⊢ ((10 · 𝐴) + 𝐵) ≤ ((10 · 𝐴) + 𝐶) |
12 | dfdecOLD 11708 | . 2 ⊢ ;𝐴𝐵 = ((10 · 𝐴) + 𝐵) | |
13 | dfdecOLD 11708 | . 2 ⊢ ;𝐴𝐶 = ((10 · 𝐴) + 𝐶) | |
14 | 11, 12, 13 | 3brtr4i 4835 | 1 ⊢ ;𝐴𝐵 ≤ ;𝐴𝐶 |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2140 class class class wbr 4805 (class class class)co 6815 + caddc 10152 · cmul 10154 ≤ cle 10288 10c10 11291 ℕ0cn0 11505 ;cdc 11706 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1871 ax-4 1886 ax-5 1989 ax-6 2055 ax-7 2091 ax-8 2142 ax-9 2149 ax-10 2169 ax-11 2184 ax-12 2197 ax-13 2392 ax-ext 2741 ax-sep 4934 ax-nul 4942 ax-pow 4993 ax-pr 5056 ax-un 7116 ax-resscn 10206 ax-1cn 10207 ax-icn 10208 ax-addcl 10209 ax-addrcl 10210 ax-mulcl 10211 ax-mulrcl 10212 ax-mulcom 10213 ax-addass 10214 ax-mulass 10215 ax-distr 10216 ax-i2m1 10217 ax-1ne0 10218 ax-1rid 10219 ax-rnegex 10220 ax-rrecex 10221 ax-cnre 10222 ax-pre-lttri 10223 ax-pre-lttrn 10224 ax-pre-ltadd 10225 |
This theorem depends on definitions: df-bi 197 df-or 384 df-an 385 df-3or 1073 df-3an 1074 df-tru 1635 df-ex 1854 df-nf 1859 df-sb 2048 df-eu 2612 df-mo 2613 df-clab 2748 df-cleq 2754 df-clel 2757 df-nfc 2892 df-ne 2934 df-nel 3037 df-ral 3056 df-rex 3057 df-reu 3058 df-rab 3060 df-v 3343 df-sbc 3578 df-csb 3676 df-dif 3719 df-un 3721 df-in 3723 df-ss 3730 df-pss 3732 df-nul 4060 df-if 4232 df-pw 4305 df-sn 4323 df-pr 4325 df-tp 4327 df-op 4329 df-uni 4590 df-iun 4675 df-br 4806 df-opab 4866 df-mpt 4883 df-tr 4906 df-id 5175 df-eprel 5180 df-po 5188 df-so 5189 df-fr 5226 df-we 5228 df-xp 5273 df-rel 5274 df-cnv 5275 df-co 5276 df-dm 5277 df-rn 5278 df-res 5279 df-ima 5280 df-pred 5842 df-ord 5888 df-on 5889 df-lim 5890 df-suc 5891 df-iota 6013 df-fun 6052 df-fn 6053 df-f 6054 df-f1 6055 df-fo 6056 df-f1o 6057 df-fv 6058 df-ov 6818 df-om 7233 df-wrecs 7578 df-recs 7639 df-rdg 7677 df-er 7914 df-en 8125 df-dom 8126 df-sdom 8127 df-pnf 10289 df-mnf 10290 df-xr 10291 df-ltxr 10292 df-le 10293 df-nn 11234 df-2 11292 df-3 11293 df-4 11294 df-5 11295 df-6 11296 df-7 11297 df-8 11298 df-9 11299 df-10OLD 11300 df-n0 11506 df-dec 11707 |
This theorem is referenced by: (None) |
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