Mathbox for Alexander van der Vekens |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > rmsuppss | Structured version Visualization version GIF version |
Description: The support of a mapping of a multiplication of a constant with a function into a ring is a subset of the support of the function. (Contributed by AV, 11-Apr-2019.) |
Ref | Expression |
---|---|
rmsuppss.r | ⊢ 𝑅 = (Base‘𝑀) |
Ref | Expression |
---|---|
rmsuppss | ⊢ (((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) → ((𝑣 ∈ 𝑉 ↦ (𝐶(.r‘𝑀)(𝐴‘𝑣))) supp (0g‘𝑀)) ⊆ (𝐴 supp (0g‘𝑀))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | oveq2 7283 | . . . . . . 7 ⊢ ((𝐴‘𝑤) = (0g‘𝑀) → (𝐶(.r‘𝑀)(𝐴‘𝑤)) = (𝐶(.r‘𝑀)(0g‘𝑀))) | |
2 | simpll1 1211 | . . . . . . . 8 ⊢ ((((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) ∧ 𝑤 ∈ 𝑉) → 𝑀 ∈ Ring) | |
3 | simpll3 1213 | . . . . . . . 8 ⊢ ((((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) ∧ 𝑤 ∈ 𝑉) → 𝐶 ∈ 𝑅) | |
4 | rmsuppss.r | . . . . . . . . 9 ⊢ 𝑅 = (Base‘𝑀) | |
5 | eqid 2738 | . . . . . . . . 9 ⊢ (.r‘𝑀) = (.r‘𝑀) | |
6 | eqid 2738 | . . . . . . . . 9 ⊢ (0g‘𝑀) = (0g‘𝑀) | |
7 | 4, 5, 6 | ringrz 19827 | . . . . . . . 8 ⊢ ((𝑀 ∈ Ring ∧ 𝐶 ∈ 𝑅) → (𝐶(.r‘𝑀)(0g‘𝑀)) = (0g‘𝑀)) |
8 | 2, 3, 7 | syl2anc 584 | . . . . . . 7 ⊢ ((((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) ∧ 𝑤 ∈ 𝑉) → (𝐶(.r‘𝑀)(0g‘𝑀)) = (0g‘𝑀)) |
9 | 1, 8 | sylan9eqr 2800 | . . . . . 6 ⊢ (((((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) ∧ 𝑤 ∈ 𝑉) ∧ (𝐴‘𝑤) = (0g‘𝑀)) → (𝐶(.r‘𝑀)(𝐴‘𝑤)) = (0g‘𝑀)) |
10 | 9 | ex 413 | . . . . 5 ⊢ ((((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) ∧ 𝑤 ∈ 𝑉) → ((𝐴‘𝑤) = (0g‘𝑀) → (𝐶(.r‘𝑀)(𝐴‘𝑤)) = (0g‘𝑀))) |
11 | 10 | necon3d 2964 | . . . 4 ⊢ ((((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) ∧ 𝑤 ∈ 𝑉) → ((𝐶(.r‘𝑀)(𝐴‘𝑤)) ≠ (0g‘𝑀) → (𝐴‘𝑤) ≠ (0g‘𝑀))) |
12 | 11 | ss2rabdv 4009 | . . 3 ⊢ (((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) → {𝑤 ∈ 𝑉 ∣ (𝐶(.r‘𝑀)(𝐴‘𝑤)) ≠ (0g‘𝑀)} ⊆ {𝑤 ∈ 𝑉 ∣ (𝐴‘𝑤) ≠ (0g‘𝑀)}) |
13 | elmapi 8637 | . . . . . 6 ⊢ (𝐴 ∈ (𝑅 ↑m 𝑉) → 𝐴:𝑉⟶𝑅) | |
14 | 13 | fdmd 6611 | . . . . 5 ⊢ (𝐴 ∈ (𝑅 ↑m 𝑉) → dom 𝐴 = 𝑉) |
15 | 14 | adantl 482 | . . . 4 ⊢ (((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) → dom 𝐴 = 𝑉) |
16 | rabeq 3418 | . . . 4 ⊢ (dom 𝐴 = 𝑉 → {𝑤 ∈ dom 𝐴 ∣ (𝐴‘𝑤) ≠ (0g‘𝑀)} = {𝑤 ∈ 𝑉 ∣ (𝐴‘𝑤) ≠ (0g‘𝑀)}) | |
17 | 15, 16 | syl 17 | . . 3 ⊢ (((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) → {𝑤 ∈ dom 𝐴 ∣ (𝐴‘𝑤) ≠ (0g‘𝑀)} = {𝑤 ∈ 𝑉 ∣ (𝐴‘𝑤) ≠ (0g‘𝑀)}) |
18 | 12, 17 | sseqtrrd 3962 | . 2 ⊢ (((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) → {𝑤 ∈ 𝑉 ∣ (𝐶(.r‘𝑀)(𝐴‘𝑤)) ≠ (0g‘𝑀)} ⊆ {𝑤 ∈ dom 𝐴 ∣ (𝐴‘𝑤) ≠ (0g‘𝑀)}) |
19 | fveq2 6774 | . . . . 5 ⊢ (𝑣 = 𝑤 → (𝐴‘𝑣) = (𝐴‘𝑤)) | |
20 | 19 | oveq2d 7291 | . . . 4 ⊢ (𝑣 = 𝑤 → (𝐶(.r‘𝑀)(𝐴‘𝑣)) = (𝐶(.r‘𝑀)(𝐴‘𝑤))) |
21 | 20 | cbvmptv 5187 | . . 3 ⊢ (𝑣 ∈ 𝑉 ↦ (𝐶(.r‘𝑀)(𝐴‘𝑣))) = (𝑤 ∈ 𝑉 ↦ (𝐶(.r‘𝑀)(𝐴‘𝑤))) |
22 | simpl2 1191 | . . 3 ⊢ (((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) → 𝑉 ∈ 𝑋) | |
23 | fvexd 6789 | . . 3 ⊢ (((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) → (0g‘𝑀) ∈ V) | |
24 | ovexd 7310 | . . 3 ⊢ ((((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) ∧ 𝑤 ∈ 𝑉) → (𝐶(.r‘𝑀)(𝐴‘𝑤)) ∈ V) | |
25 | 21, 22, 23, 24 | mptsuppd 8003 | . 2 ⊢ (((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) → ((𝑣 ∈ 𝑉 ↦ (𝐶(.r‘𝑀)(𝐴‘𝑣))) supp (0g‘𝑀)) = {𝑤 ∈ 𝑉 ∣ (𝐶(.r‘𝑀)(𝐴‘𝑤)) ≠ (0g‘𝑀)}) |
26 | elmapfun 8654 | . . . 4 ⊢ (𝐴 ∈ (𝑅 ↑m 𝑉) → Fun 𝐴) | |
27 | 26 | adantl 482 | . . 3 ⊢ (((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) → Fun 𝐴) |
28 | simpr 485 | . . 3 ⊢ (((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) → 𝐴 ∈ (𝑅 ↑m 𝑉)) | |
29 | suppval1 7983 | . . 3 ⊢ ((Fun 𝐴 ∧ 𝐴 ∈ (𝑅 ↑m 𝑉) ∧ (0g‘𝑀) ∈ V) → (𝐴 supp (0g‘𝑀)) = {𝑤 ∈ dom 𝐴 ∣ (𝐴‘𝑤) ≠ (0g‘𝑀)}) | |
30 | 27, 28, 23, 29 | syl3anc 1370 | . 2 ⊢ (((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) → (𝐴 supp (0g‘𝑀)) = {𝑤 ∈ dom 𝐴 ∣ (𝐴‘𝑤) ≠ (0g‘𝑀)}) |
31 | 18, 25, 30 | 3sstr4d 3968 | 1 ⊢ (((𝑀 ∈ Ring ∧ 𝑉 ∈ 𝑋 ∧ 𝐶 ∈ 𝑅) ∧ 𝐴 ∈ (𝑅 ↑m 𝑉)) → ((𝑣 ∈ 𝑉 ↦ (𝐶(.r‘𝑀)(𝐴‘𝑣))) supp (0g‘𝑀)) ⊆ (𝐴 supp (0g‘𝑀))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 ∧ w3a 1086 = wceq 1539 ∈ wcel 2106 ≠ wne 2943 {crab 3068 Vcvv 3432 ⊆ wss 3887 ↦ cmpt 5157 dom cdm 5589 Fun wfun 6427 ‘cfv 6433 (class class class)co 7275 supp csupp 7977 ↑m cmap 8615 Basecbs 16912 .rcmulr 16963 0gc0g 17150 Ringcrg 19783 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-rep 5209 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 ax-cnex 10927 ax-resscn 10928 ax-1cn 10929 ax-icn 10930 ax-addcl 10931 ax-addrcl 10932 ax-mulcl 10933 ax-mulrcl 10934 ax-mulcom 10935 ax-addass 10936 ax-mulass 10937 ax-distr 10938 ax-i2m1 10939 ax-1ne0 10940 ax-1rid 10941 ax-rnegex 10942 ax-rrecex 10943 ax-cnre 10944 ax-pre-lttri 10945 ax-pre-lttrn 10946 ax-pre-ltadd 10947 ax-pre-mulgt0 10948 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3069 df-rex 3070 df-rmo 3071 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-pss 3906 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-iun 4926 df-br 5075 df-opab 5137 df-mpt 5158 df-tr 5192 df-id 5489 df-eprel 5495 df-po 5503 df-so 5504 df-fr 5544 df-we 5546 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-pred 6202 df-ord 6269 df-on 6270 df-lim 6271 df-suc 6272 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-riota 7232 df-ov 7278 df-oprab 7279 df-mpo 7280 df-om 7713 df-1st 7831 df-2nd 7832 df-supp 7978 df-frecs 8097 df-wrecs 8128 df-recs 8202 df-rdg 8241 df-er 8498 df-map 8617 df-en 8734 df-dom 8735 df-sdom 8736 df-pnf 11011 df-mnf 11012 df-xr 11013 df-ltxr 11014 df-le 11015 df-sub 11207 df-neg 11208 df-nn 11974 df-2 12036 df-sets 16865 df-slot 16883 df-ndx 16895 df-base 16913 df-plusg 16975 df-0g 17152 df-mgm 18326 df-sgrp 18375 df-mnd 18386 df-grp 18580 df-mgp 19721 df-ring 19785 |
This theorem is referenced by: rmsuppfi 45709 |
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