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| Mirrors > Home > MPE Home > Th. List > zrh0 | Structured version Visualization version GIF version | ||
| Description: Interpretation of 0 in a ring. (Contributed by Stefan O'Rear, 6-Sep-2015.) |
| Ref | Expression |
|---|---|
| zrh0.l | ⊢ 𝐿 = (ℤRHom‘𝑅) |
| zrh0.z | ⊢ 0 = (0g‘𝑅) |
| Ref | Expression |
|---|---|
| zrh0 | ⊢ (𝑅 ∈ Ring → (𝐿‘0) = 0 ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zrh0.l | . . 3 ⊢ 𝐿 = (ℤRHom‘𝑅) | |
| 2 | 1 | zrhrhm 21487 | . 2 ⊢ (𝑅 ∈ Ring → 𝐿 ∈ (ℤring RingHom 𝑅)) |
| 3 | rhmghm 20455 | . 2 ⊢ (𝐿 ∈ (ℤring RingHom 𝑅) → 𝐿 ∈ (ℤring GrpHom 𝑅)) | |
| 4 | zring0 21434 | . . 3 ⊢ 0 = (0g‘ℤring) | |
| 5 | zrh0.z | . . 3 ⊢ 0 = (0g‘𝑅) | |
| 6 | 4, 5 | ghmid 19189 | . 2 ⊢ (𝐿 ∈ (ℤring GrpHom 𝑅) → (𝐿‘0) = 0 ) |
| 7 | 2, 3, 6 | 3syl 18 | 1 ⊢ (𝑅 ∈ Ring → (𝐿‘0) = 0 ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1547 ∈ wcel 2119 ‘cfv 6486 (class class class)co 7357 0cc0 11030 0gc0g 17394 GrpHom cghm 19179 Ringcrg 20206 RingHom crh 20441 ℤringczring 21422 ℤRHomczrh 21475 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-rep 5200 ax-sep 5219 ax-nul 5229 ax-pow 5295 ax-pr 5363 ax-un 7679 ax-cnex 11086 ax-resscn 11087 ax-1cn 11088 ax-icn 11089 ax-addcl 11090 ax-addrcl 11091 ax-mulcl 11092 ax-mulrcl 11093 ax-mulcom 11094 ax-addass 11095 ax-mulass 11096 ax-distr 11097 ax-i2m1 11098 ax-1ne0 11099 ax-1rid 11100 ax-rnegex 11101 ax-rrecex 11102 ax-cnre 11103 ax-pre-lttri 11104 ax-pre-lttrn 11105 ax-pre-ltadd 11106 ax-pre-mulgt0 11107 ax-addf 11109 ax-mulf 11110 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-rmo 3344 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4263 df-if 4456 df-pw 4532 df-sn 4557 df-pr 4559 df-tp 4561 df-op 4563 df-uni 4840 df-iun 4924 df-br 5074 df-opab 5136 df-mpt 5155 df-tr 5181 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6253 df-ord 6314 df-on 6315 df-lim 6316 df-suc 6317 df-iota 6442 df-fun 6488 df-fn 6489 df-f 6490 df-f1 6491 df-fo 6492 df-f1o 6493 df-fv 6494 df-riota 7314 df-ov 7360 df-oprab 7361 df-mpo 7362 df-om 7808 df-1st 7932 df-2nd 7933 df-frecs 8222 df-wrecs 8253 df-recs 8302 df-rdg 8340 df-1o 8396 df-er 8634 df-map 8766 df-en 8885 df-dom 8886 df-sdom 8887 df-fin 8888 df-pnf 11173 df-mnf 11174 df-xr 11175 df-ltxr 11176 df-le 11177 df-sub 11371 df-neg 11372 df-nn 12167 df-2 12236 df-3 12237 df-4 12238 df-5 12239 df-6 12240 df-7 12241 df-8 12242 df-9 12243 df-n0 12430 df-z 12517 df-dec 12637 df-uz 12781 df-fz 13454 df-seq 13956 df-struct 17109 df-sets 17126 df-slot 17144 df-ndx 17156 df-base 17172 df-ress 17193 df-plusg 17225 df-mulr 17226 df-starv 17227 df-tset 17231 df-ple 17232 df-ds 17234 df-unif 17235 df-0g 17396 df-mgm 18600 df-sgrp 18679 df-mnd 18695 df-mhm 18743 df-grp 18904 df-minusg 18905 df-mulg 19036 df-subg 19091 df-ghm 19180 df-cmn 19749 df-abl 19750 df-mgp 20114 df-rng 20126 df-ur 20155 df-ring 20208 df-cring 20209 df-rhm 20444 df-subrng 20519 df-subrg 20543 df-cnfld 21349 df-zring 21423 df-zrh 21479 |
| This theorem is referenced by: esplyfval0 33757 esplyfval2 33758 esplympl 33760 esplymhp 33761 esplyfv1 33762 esplyfv 33763 esplyfval3 33765 zrhcntr 34172 qqh0 34177 aks6d1c1 42610 aks6d1c5lem2 42632 |
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