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Mirrors > Home > MPE Home > Th. List > tdeglem3 | Structured version Visualization version GIF version |
Description: Additivity of the total degree helper function. (Contributed by Stefan O'Rear, 26-Mar-2015.) (Proof shortened by AV, 27-Jul-2019.) |
Ref | Expression |
---|---|
tdeglem.a | ⊢ 𝐴 = {𝑚 ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡𝑚 “ ℕ) ∈ Fin} |
tdeglem.h | ⊢ 𝐻 = (ℎ ∈ 𝐴 ↦ (ℂfld Σg ℎ)) |
Ref | Expression |
---|---|
tdeglem3 | ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → (𝐻‘(𝑋 ∘𝑓 + 𝑌)) = ((𝐻‘𝑋) + (𝐻‘𝑌))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cnfldbas 19750 | . . 3 ⊢ ℂ = (Base‘ℂfld) | |
2 | cnfld0 19770 | . . 3 ⊢ 0 = (0g‘ℂfld) | |
3 | cnfldadd 19751 | . . 3 ⊢ + = (+g‘ℂfld) | |
4 | cnring 19768 | . . . 4 ⊢ ℂfld ∈ Ring | |
5 | ringcmn 18581 | . . . 4 ⊢ (ℂfld ∈ Ring → ℂfld ∈ CMnd) | |
6 | 4, 5 | mp1i 13 | . . 3 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → ℂfld ∈ CMnd) |
7 | simp1 1061 | . . 3 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → 𝐼 ∈ 𝑉) | |
8 | tdeglem.a | . . . . . 6 ⊢ 𝐴 = {𝑚 ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡𝑚 “ ℕ) ∈ Fin} | |
9 | 8 | psrbagf 19365 | . . . . 5 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴) → 𝑋:𝐼⟶ℕ0) |
10 | nn0sscn 11297 | . . . . 5 ⊢ ℕ0 ⊆ ℂ | |
11 | fss 6056 | . . . . 5 ⊢ ((𝑋:𝐼⟶ℕ0 ∧ ℕ0 ⊆ ℂ) → 𝑋:𝐼⟶ℂ) | |
12 | 9, 10, 11 | sylancl 694 | . . . 4 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴) → 𝑋:𝐼⟶ℂ) |
13 | 12 | 3adant3 1081 | . . 3 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → 𝑋:𝐼⟶ℂ) |
14 | 8 | psrbagf 19365 | . . . . 5 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑌 ∈ 𝐴) → 𝑌:𝐼⟶ℕ0) |
15 | fss 6056 | . . . . 5 ⊢ ((𝑌:𝐼⟶ℕ0 ∧ ℕ0 ⊆ ℂ) → 𝑌:𝐼⟶ℂ) | |
16 | 14, 10, 15 | sylancl 694 | . . . 4 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑌 ∈ 𝐴) → 𝑌:𝐼⟶ℂ) |
17 | 16 | 3adant2 1080 | . . 3 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → 𝑌:𝐼⟶ℂ) |
18 | 8 | psrbagfsupp 19509 | . . . . 5 ⊢ ((𝑋 ∈ 𝐴 ∧ 𝐼 ∈ 𝑉) → 𝑋 finSupp 0) |
19 | 18 | ancoms 469 | . . . 4 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴) → 𝑋 finSupp 0) |
20 | 19 | 3adant3 1081 | . . 3 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → 𝑋 finSupp 0) |
21 | 8 | psrbagfsupp 19509 | . . . . 5 ⊢ ((𝑌 ∈ 𝐴 ∧ 𝐼 ∈ 𝑉) → 𝑌 finSupp 0) |
22 | 21 | ancoms 469 | . . . 4 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑌 ∈ 𝐴) → 𝑌 finSupp 0) |
23 | 22 | 3adant2 1080 | . . 3 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → 𝑌 finSupp 0) |
24 | 1, 2, 3, 6, 7, 13, 17, 20, 23 | gsumadd 18323 | . 2 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → (ℂfld Σg (𝑋 ∘𝑓 + 𝑌)) = ((ℂfld Σg 𝑋) + (ℂfld Σg 𝑌))) |
25 | 8 | psrbagaddcl 19370 | . . 3 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → (𝑋 ∘𝑓 + 𝑌) ∈ 𝐴) |
26 | oveq2 6658 | . . . 4 ⊢ (ℎ = (𝑋 ∘𝑓 + 𝑌) → (ℂfld Σg ℎ) = (ℂfld Σg (𝑋 ∘𝑓 + 𝑌))) | |
27 | tdeglem.h | . . . 4 ⊢ 𝐻 = (ℎ ∈ 𝐴 ↦ (ℂfld Σg ℎ)) | |
28 | ovex 6678 | . . . 4 ⊢ (ℂfld Σg (𝑋 ∘𝑓 + 𝑌)) ∈ V | |
29 | 26, 27, 28 | fvmpt 6282 | . . 3 ⊢ ((𝑋 ∘𝑓 + 𝑌) ∈ 𝐴 → (𝐻‘(𝑋 ∘𝑓 + 𝑌)) = (ℂfld Σg (𝑋 ∘𝑓 + 𝑌))) |
30 | 25, 29 | syl 17 | . 2 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → (𝐻‘(𝑋 ∘𝑓 + 𝑌)) = (ℂfld Σg (𝑋 ∘𝑓 + 𝑌))) |
31 | oveq2 6658 | . . . . 5 ⊢ (ℎ = 𝑋 → (ℂfld Σg ℎ) = (ℂfld Σg 𝑋)) | |
32 | ovex 6678 | . . . . 5 ⊢ (ℂfld Σg 𝑋) ∈ V | |
33 | 31, 27, 32 | fvmpt 6282 | . . . 4 ⊢ (𝑋 ∈ 𝐴 → (𝐻‘𝑋) = (ℂfld Σg 𝑋)) |
34 | oveq2 6658 | . . . . 5 ⊢ (ℎ = 𝑌 → (ℂfld Σg ℎ) = (ℂfld Σg 𝑌)) | |
35 | ovex 6678 | . . . . 5 ⊢ (ℂfld Σg 𝑌) ∈ V | |
36 | 34, 27, 35 | fvmpt 6282 | . . . 4 ⊢ (𝑌 ∈ 𝐴 → (𝐻‘𝑌) = (ℂfld Σg 𝑌)) |
37 | 33, 36 | oveqan12d 6669 | . . 3 ⊢ ((𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → ((𝐻‘𝑋) + (𝐻‘𝑌)) = ((ℂfld Σg 𝑋) + (ℂfld Σg 𝑌))) |
38 | 37 | 3adant1 1079 | . 2 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → ((𝐻‘𝑋) + (𝐻‘𝑌)) = ((ℂfld Σg 𝑋) + (ℂfld Σg 𝑌))) |
39 | 24, 30, 38 | 3eqtr4d 2666 | 1 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐴 ∧ 𝑌 ∈ 𝐴) → (𝐻‘(𝑋 ∘𝑓 + 𝑌)) = ((𝐻‘𝑋) + (𝐻‘𝑌))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 384 ∧ w3a 1037 = wceq 1483 ∈ wcel 1990 {crab 2916 ⊆ wss 3574 class class class wbr 4653 ↦ cmpt 4729 ◡ccnv 5113 “ cima 5117 ⟶wf 5884 ‘cfv 5888 (class class class)co 6650 ∘𝑓 cof 6895 ↑𝑚 cmap 7857 Fincfn 7955 finSupp cfsupp 8275 ℂcc 9934 0cc0 9936 + caddc 9939 ℕcn 11020 ℕ0cn0 11292 Σg cgsu 16101 CMndccmn 18193 Ringcrg 18547 ℂfldccnfld 19746 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-rep 4771 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 ax-cnex 9992 ax-resscn 9993 ax-1cn 9994 ax-icn 9995 ax-addcl 9996 ax-addrcl 9997 ax-mulcl 9998 ax-mulrcl 9999 ax-mulcom 10000 ax-addass 10001 ax-mulass 10002 ax-distr 10003 ax-i2m1 10004 ax-1ne0 10005 ax-1rid 10006 ax-rnegex 10007 ax-rrecex 10008 ax-cnre 10009 ax-pre-lttri 10010 ax-pre-lttrn 10011 ax-pre-ltadd 10012 ax-pre-mulgt0 10013 ax-addf 10015 ax-mulf 10016 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3or 1038 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-nel 2898 df-ral 2917 df-rex 2918 df-reu 2919 df-rmo 2920 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-pss 3590 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-tp 4182 df-op 4184 df-uni 4437 df-int 4476 df-iun 4522 df-br 4654 df-opab 4713 df-mpt 4730 df-tr 4753 df-id 5024 df-eprel 5029 df-po 5035 df-so 5036 df-fr 5073 df-se 5074 df-we 5075 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-pred 5680 df-ord 5726 df-on 5727 df-lim 5728 df-suc 5729 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-isom 5897 df-riota 6611 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-of 6897 df-om 7066 df-1st 7168 df-2nd 7169 df-supp 7296 df-wrecs 7407 df-recs 7468 df-rdg 7506 df-1o 7560 df-oadd 7564 df-er 7742 df-map 7859 df-en 7956 df-dom 7957 df-sdom 7958 df-fin 7959 df-fsupp 8276 df-oi 8415 df-card 8765 df-pnf 10076 df-mnf 10077 df-xr 10078 df-ltxr 10079 df-le 10080 df-sub 10268 df-neg 10269 df-nn 11021 df-2 11079 df-3 11080 df-4 11081 df-5 11082 df-6 11083 df-7 11084 df-8 11085 df-9 11086 df-n0 11293 df-z 11378 df-dec 11494 df-uz 11688 df-fz 12327 df-fzo 12466 df-seq 12802 df-hash 13118 df-struct 15859 df-ndx 15860 df-slot 15861 df-base 15863 df-sets 15864 df-ress 15865 df-plusg 15954 df-mulr 15955 df-starv 15956 df-tset 15960 df-ple 15961 df-ds 15964 df-unif 15965 df-0g 16102 df-gsum 16103 df-mgm 17242 df-sgrp 17284 df-mnd 17295 df-submnd 17336 df-grp 17425 df-minusg 17426 df-cntz 17750 df-cmn 18195 df-abl 18196 df-mgp 18490 df-ur 18502 df-ring 18549 df-cring 18550 df-cnfld 19747 |
This theorem is referenced by: mdegmullem 23838 |
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