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| Mirrors > Home > ILE Home > Th. List > zringinvg | GIF version | ||
| Description: The additive inverse of an element of the ring of integers. (Contributed by AV, 24-May-2019.) (Revised by AV, 10-Jun-2019.) |
| Ref | Expression |
|---|---|
| zringinvg | ⊢ (𝐴 ∈ ℤ → -𝐴 = ((invg‘ℤring)‘𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zcn 9599 | . . . 4 ⊢ (𝐴 ∈ ℤ → 𝐴 ∈ ℂ) | |
| 2 | 1 | negidd 8590 | . . 3 ⊢ (𝐴 ∈ ℤ → (𝐴 + -𝐴) = 0) |
| 3 | zringgrp 14869 | . . . 4 ⊢ ℤring ∈ Grp | |
| 4 | id 19 | . . . 4 ⊢ (𝐴 ∈ ℤ → 𝐴 ∈ ℤ) | |
| 5 | znegcl 9625 | . . . 4 ⊢ (𝐴 ∈ ℤ → -𝐴 ∈ ℤ) | |
| 6 | zringbas 14870 | . . . . 5 ⊢ ℤ = (Base‘ℤring) | |
| 7 | zringplusg 14871 | . . . . 5 ⊢ + = (+g‘ℤring) | |
| 8 | zring0 14874 | . . . . 5 ⊢ 0 = (0g‘ℤring) | |
| 9 | eqid 2234 | . . . . 5 ⊢ (invg‘ℤring) = (invg‘ℤring) | |
| 10 | 6, 7, 8, 9 | grpinvid1 13807 | . . . 4 ⊢ ((ℤring ∈ Grp ∧ 𝐴 ∈ ℤ ∧ -𝐴 ∈ ℤ) → (((invg‘ℤring)‘𝐴) = -𝐴 ↔ (𝐴 + -𝐴) = 0)) |
| 11 | 3, 4, 5, 10 | mp3an2i 1379 | . . 3 ⊢ (𝐴 ∈ ℤ → (((invg‘ℤring)‘𝐴) = -𝐴 ↔ (𝐴 + -𝐴) = 0)) |
| 12 | 2, 11 | mpbird 167 | . 2 ⊢ (𝐴 ∈ ℤ → ((invg‘ℤring)‘𝐴) = -𝐴) |
| 13 | 12 | eqcomd 2240 | 1 ⊢ (𝐴 ∈ ℤ → -𝐴 = ((invg‘ℤring)‘𝐴)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ↔ wb 105 = wceq 1398 ∈ wcel 2205 ‘cfv 5357 (class class class)co 6058 0cc0 8143 + caddc 8146 -cneg 8461 ℤcz 9594 Grpcgrp 13755 invgcminusg 13756 ℤringczring 14864 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-coll 4230 ax-sep 4233 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-setind 4664 ax-cnex 8234 ax-resscn 8235 ax-1cn 8236 ax-1re 8237 ax-icn 8238 ax-addcl 8239 ax-addrcl 8240 ax-mulcl 8241 ax-mulrcl 8242 ax-addcom 8243 ax-mulcom 8244 ax-addass 8245 ax-mulass 8246 ax-distr 8247 ax-i2m1 8248 ax-0lt1 8249 ax-1rid 8250 ax-0id 8251 ax-rnegex 8252 ax-precex 8253 ax-cnre 8254 ax-pre-ltirr 8255 ax-pre-ltwlin 8256 ax-pre-lttrn 8257 ax-pre-apti 8258 ax-pre-ltadd 8259 ax-pre-mulgt0 8260 ax-addf 8265 ax-mulf 8266 |
| This theorem depends on definitions: df-bi 117 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-reu 2529 df-rmo 2530 df-rab 2531 df-v 2817 df-sbc 3046 df-csb 3142 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-nul 3513 df-pw 3676 df-sn 3700 df-pr 3701 df-tp 3702 df-op 3703 df-uni 3920 df-int 3955 df-iun 3998 df-br 4115 df-opab 4177 df-mpt 4178 df-id 4419 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-rn 4765 df-res 4766 df-ima 4767 df-iota 5317 df-fun 5359 df-fn 5360 df-f 5361 df-f1 5362 df-fo 5363 df-f1o 5364 df-fv 5365 df-riota 6011 df-ov 6061 df-oprab 6062 df-mpo 6063 df-1st 6347 df-2nd 6348 df-pnf 8326 df-mnf 8327 df-xr 8328 df-ltxr 8329 df-le 8330 df-sub 8462 df-neg 8463 df-reap 8866 df-inn 9255 df-2 9313 df-3 9314 df-4 9315 df-5 9316 df-6 9317 df-7 9318 df-8 9319 df-9 9320 df-n0 9514 df-z 9595 df-dec 9728 df-uz 9872 df-rp 10005 df-fz 10362 df-cj 11552 df-abs 11709 df-struct 13298 df-ndx 13299 df-slot 13300 df-base 13302 df-sets 13303 df-iress 13304 df-plusg 13387 df-mulr 13388 df-starv 13389 df-tset 13393 df-ple 13394 df-ds 13396 df-unif 13397 df-0g 13555 df-topgen 13557 df-mgm 13619 df-sgrp 13665 df-mnd 13678 df-grp 13758 df-minusg 13759 df-subg 13923 df-cmn 14039 df-mgp 14160 df-ur 14203 df-ring 14241 df-cring 14242 df-subrg 14465 df-bl 14820 df-mopn 14821 df-fg 14823 df-metu 14824 df-cnfld 14831 df-zring 14865 |
| This theorem is referenced by: (None) |
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