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| Mirrors > Home > MPE Home > Th. List > zaddablx | Structured version Visualization version GIF version | ||
| Description: The integers are an Abelian group under addition. Note: This theorem has hard-coded structure indices for demonstration purposes. It is not intended for general use. Use zsubrg 21539 instead. (New usage is discouraged.) (Contributed by NM, 4-Sep-2011.) |
| Ref | Expression |
|---|---|
| zaddablx.g | ⊢ 𝐺 = {〈1, ℤ〉, 〈2, + 〉} |
| Ref | Expression |
|---|---|
| zaddablx | ⊢ 𝐺 ∈ Abel |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zex 12600 | . . 3 ⊢ ℤ ∈ V | |
| 2 | addex 13013 | . . 3 ⊢ + ∈ V | |
| 3 | zaddablx.g | . . 3 ⊢ 𝐺 = {〈1, ℤ〉, 〈2, + 〉} | |
| 4 | zaddcl 12634 | . . 3 ⊢ ((𝑥 ∈ ℤ ∧ 𝑦 ∈ ℤ) → (𝑥 + 𝑦) ∈ ℤ) | |
| 5 | zcn 12596 | . . . 4 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
| 6 | zcn 12596 | . . . 4 ⊢ (𝑦 ∈ ℤ → 𝑦 ∈ ℂ) | |
| 7 | zcn 12596 | . . . 4 ⊢ (𝑧 ∈ ℤ → 𝑧 ∈ ℂ) | |
| 8 | addass 11187 | . . . 4 ⊢ ((𝑥 ∈ ℂ ∧ 𝑦 ∈ ℂ ∧ 𝑧 ∈ ℂ) → ((𝑥 + 𝑦) + 𝑧) = (𝑥 + (𝑦 + 𝑧))) | |
| 9 | 5, 6, 7, 8 | syl3an 1176 | . . 3 ⊢ ((𝑥 ∈ ℤ ∧ 𝑦 ∈ ℤ ∧ 𝑧 ∈ ℤ) → ((𝑥 + 𝑦) + 𝑧) = (𝑥 + (𝑦 + 𝑧))) |
| 10 | 0z 12602 | . . 3 ⊢ 0 ∈ ℤ | |
| 11 | 5 | addlidd 11411 | . . 3 ⊢ (𝑥 ∈ ℤ → (0 + 𝑥) = 𝑥) |
| 12 | znegcl 12629 | . . 3 ⊢ (𝑥 ∈ ℤ → -𝑥 ∈ ℤ) | |
| 13 | zcn 12596 | . . . . . 6 ⊢ (-𝑥 ∈ ℤ → -𝑥 ∈ ℂ) | |
| 14 | addcom 11396 | . . . . . 6 ⊢ ((𝑥 ∈ ℂ ∧ -𝑥 ∈ ℂ) → (𝑥 + -𝑥) = (-𝑥 + 𝑥)) | |
| 15 | 5, 13, 14 | syl2an 607 | . . . . 5 ⊢ ((𝑥 ∈ ℤ ∧ -𝑥 ∈ ℤ) → (𝑥 + -𝑥) = (-𝑥 + 𝑥)) |
| 16 | 12, 15 | mpdan 699 | . . . 4 ⊢ (𝑥 ∈ ℤ → (𝑥 + -𝑥) = (-𝑥 + 𝑥)) |
| 17 | 5 | negidd 11559 | . . . 4 ⊢ (𝑥 ∈ ℤ → (𝑥 + -𝑥) = 0) |
| 18 | 16, 17 | eqtr3d 2806 | . . 3 ⊢ (𝑥 ∈ ℤ → (-𝑥 + 𝑥) = 0) |
| 19 | 1, 2, 3, 4, 9, 10, 11, 12, 18 | isgrpix 19031 | . 2 ⊢ 𝐺 ∈ Grp |
| 20 | 1, 2, 3 | grpbasex 17345 | . 2 ⊢ ℤ = (Base‘𝐺) |
| 21 | 1, 2, 3 | grpplusgx 17346 | . 2 ⊢ + = (+g‘𝐺) |
| 22 | addcom 11396 | . . 3 ⊢ ((𝑥 ∈ ℂ ∧ 𝑦 ∈ ℂ) → (𝑥 + 𝑦) = (𝑦 + 𝑥)) | |
| 23 | 5, 6, 22 | syl2an 607 | . 2 ⊢ ((𝑥 ∈ ℤ ∧ 𝑦 ∈ ℤ) → (𝑥 + 𝑦) = (𝑦 + 𝑥)) |
| 24 | 19, 20, 21, 23 | isabli 19866 | 1 ⊢ 𝐺 ∈ Abel |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1567 ∈ wcel 2149 {cpr 4596 〈cop 4600 (class class class)co 7411 ℂcc 11098 0cc0 11100 1c1 11101 + caddc 11103 -cneg 11442 2c2 12295 ℤcz 12591 Abelcabl 19851 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-cnex 11156 ax-resscn 11157 ax-1cn 11158 ax-icn 11159 ax-addcl 11160 ax-addrcl 11161 ax-mulcl 11162 ax-mulrcl 11163 ax-mulcom 11164 ax-addass 11165 ax-mulass 11166 ax-distr 11167 ax-i2m1 11168 ax-1ne0 11169 ax-1rid 11170 ax-rnegex 11171 ax-rrecex 11172 ax-cnre 11173 ax-pre-lttri 11174 ax-pre-lttrn 11175 ax-pre-ltadd 11176 ax-pre-mulgt0 11177 ax-addf 11179 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7863 df-1st 7986 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-1o 8453 df-er 8694 df-en 8944 df-dom 8945 df-sdom 8946 df-fin 8947 df-pnf 11245 df-mnf 11246 df-xr 11247 df-ltxr 11248 df-le 11249 df-sub 11443 df-neg 11444 df-nn 12234 df-2 12303 df-n0 12505 df-z 12592 df-uz 12863 df-fz 13536 df-struct 17207 df-slot 17242 df-ndx 17254 df-base 17270 df-plusg 17323 df-0g 17494 df-mgm 18698 df-sgrp 18777 df-mnd 18793 df-grp 19003 df-cmn 19852 df-abl 19853 |
| This theorem is referenced by: (None) |
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