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| Mirrors > Home > MPE Home > Th. List > ringlz | Structured version Visualization version GIF version | ||
| Description: The zero of a unital ring is a left-absorbing element. (Contributed by FL, 31-Aug-2009.) (Proof shortened by AV, 30-Mar-2025.) |
| Ref | Expression |
|---|---|
| ringz.b | ⊢ 𝐵 = (Base‘𝑅) |
| ringz.t | ⊢ · = (.r‘𝑅) |
| ringz.z | ⊢ 0 = (0g‘𝑅) |
| Ref | Expression |
|---|---|
| ringlz | ⊢ ((𝑅 ∈ Ring ∧ 𝑋 ∈ 𝐵) → ( 0 · 𝑋) = 0 ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ringrng 20314 | . 2 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ Rng) | |
| 2 | ringz.b | . . 3 ⊢ 𝐵 = (Base‘𝑅) | |
| 3 | ringz.t | . . 3 ⊢ · = (.r‘𝑅) | |
| 4 | ringz.z | . . 3 ⊢ 0 = (0g‘𝑅) | |
| 5 | 2, 3, 4 | rnglz 20194 | . 2 ⊢ ((𝑅 ∈ Rng ∧ 𝑋 ∈ 𝐵) → ( 0 · 𝑋) = 0 ) |
| 6 | 1, 5 | sylan 589 | 1 ⊢ ((𝑅 ∈ Ring ∧ 𝑋 ∈ 𝐵) → ( 0 · 𝑋) = 0 ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 = wceq 1559 ∈ wcel 2141 ‘cfv 6517 (class class class)co 7392 Basecbs 17228 .rcmulr 17270 0gc0g 17451 Rngcrng 20181 Ringcrg 20262 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7714 ax-cnex 11126 ax-resscn 11127 ax-1cn 11128 ax-icn 11129 ax-addcl 11130 ax-addrcl 11131 ax-mulcl 11132 ax-mulrcl 11133 ax-mulcom 11134 ax-addass 11135 ax-mulass 11136 ax-distr 11137 ax-i2m1 11138 ax-1ne0 11139 ax-1rid 11140 ax-rnegex 11141 ax-rrecex 11142 ax-cnre 11143 ax-pre-lttri 11144 ax-pre-lttrn 11145 ax-pre-ltadd 11146 ax-pre-mulgt0 11147 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5540 df-eprel 5545 df-po 5553 df-so 5554 df-fr 5598 df-we 5600 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-pred 6284 df-ord 6345 df-on 6346 df-lim 6347 df-suc 6348 df-iota 6473 df-fun 6519 df-fn 6520 df-f 6521 df-f1 6522 df-fo 6523 df-f1o 6524 df-fv 6525 df-riota 7349 df-ov 7395 df-oprab 7396 df-mpo 7397 df-om 7843 df-2nd 7967 df-frecs 8257 df-wrecs 8288 df-recs 8337 df-rdg 8376 df-er 8673 df-en 8924 df-dom 8925 df-sdom 8926 df-pnf 11215 df-mnf 11216 df-xr 11217 df-ltxr 11218 df-le 11219 df-sub 11413 df-neg 11414 df-nn 12208 df-2 12277 df-sets 17183 df-slot 17201 df-ndx 17213 df-base 17229 df-plusg 17282 df-0g 17453 df-mgm 18657 df-sgrp 18736 df-mnd 18752 df-grp 18961 df-minusg 18962 df-cmn 19805 df-abl 19806 df-mgp 20170 df-rng 20182 df-ur 20211 df-ring 20264 |
| This theorem is referenced by: ringlzd 20324 ringsrg 20326 ring1eq0 20327 ringnegl 20331 mulgass2 20338 gsumdixp 20346 dvdsr01 20399 0unit 20424 irredn0 20451 zrrnghm 20565 cntzsubr 20635 domneq0 20737 drngmul0orOLD 20790 isdrngd 20794 cntzsdrg 20831 isabvd 20841 dvdschrmulg 21560 frlmphllem 21812 psrlidm 21993 mplsubrglem 22035 mplmonmul 22069 evlslem4 22109 evlslem3 22113 evlslem6 22114 coe1tmmul 22320 cply1mul 22339 evls1fpws 22412 mamulid 22481 dmatmul 22537 scmatscm 22553 1mavmul 22588 mdetdiaglem 22638 mdetr0 22645 mdegmullem 26118 coe1mul3 26139 fta1glem1 26208 rmfsupp2 33379 elrspunidl 33575 elrspunsn 33576 drngidl 33580 fedgmullem1 33887 lflsc0N 39671 hdmapinvlem3 42508 hdmapinvlem4 42509 fldhmf1 42671 evlsbagval 43132 mnringmulrcld 44768 zlidlring 48820 rmsupp0 48954 ply1mulgsumlem2 48973 |
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