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| Mirrors > Home > MPE Home > Th. List > deg1invg | Structured version Visualization version GIF version | ||
| Description: The degree of the negated polynomial is the same as the original. (Contributed by Stefan O'Rear, 28-Mar-2015.) |
| Ref | Expression |
|---|---|
| deg1addle.y | ⊢ 𝑌 = (Poly1‘𝑅) |
| deg1addle.d | ⊢ 𝐷 = (deg1‘𝑅) |
| deg1addle.r | ⊢ (𝜑 → 𝑅 ∈ Ring) |
| deg1invg.b | ⊢ 𝐵 = (Base‘𝑌) |
| deg1invg.n | ⊢ 𝑁 = (invg‘𝑌) |
| deg1invg.f | ⊢ (𝜑 → 𝐹 ∈ 𝐵) |
| Ref | Expression |
|---|---|
| deg1invg | ⊢ (𝜑 → (𝐷‘(𝑁‘𝐹)) = (𝐷‘𝐹)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | deg1addle.r | . . . . 5 ⊢ (𝜑 → 𝑅 ∈ Ring) | |
| 2 | deg1addle.y | . . . . . 6 ⊢ 𝑌 = (Poly1‘𝑅) | |
| 3 | 2 | ply1lmod 22624 | . . . . 5 ⊢ (𝑅 ∈ Ring → 𝑌 ∈ LMod) |
| 4 | 1, 3 | syl 18 | . . . 4 ⊢ (𝜑 → 𝑌 ∈ LMod) |
| 5 | deg1invg.f | . . . 4 ⊢ (𝜑 → 𝐹 ∈ 𝐵) | |
| 6 | deg1invg.b | . . . . 5 ⊢ 𝐵 = (Base‘𝑌) | |
| 7 | deg1invg.n | . . . . 5 ⊢ 𝑁 = (invg‘𝑌) | |
| 8 | 2 | ply1sca2 22626 | . . . . 5 ⊢ ( I ‘𝑅) = (Scalar‘𝑌) |
| 9 | eqid 2763 | . . . . 5 ⊢ ( ·𝑠 ‘𝑌) = ( ·𝑠 ‘𝑌) | |
| 10 | eqid 2763 | . . . . 5 ⊢ (1r‘( I ‘𝑅)) = (1r‘( I ‘𝑅)) | |
| 11 | eqid 2763 | . . . . . 6 ⊢ (invg‘𝑅) = (invg‘𝑅) | |
| 12 | 11 | grpinvfvi 19243 | . . . . 5 ⊢ (invg‘𝑅) = (invg‘( I ‘𝑅)) |
| 13 | 6, 7, 8, 9, 10, 12 | lmodvneg1 21231 | . . . 4 ⊢ ((𝑌 ∈ LMod ∧ 𝐹 ∈ 𝐵) → (((invg‘𝑅)‘(1r‘( I ‘𝑅)))( ·𝑠 ‘𝑌)𝐹) = (𝑁‘𝐹)) |
| 14 | 4, 5, 13 | syl2anc 596 | . . 3 ⊢ (𝜑 → (((invg‘𝑅)‘(1r‘( I ‘𝑅)))( ·𝑠 ‘𝑌)𝐹) = (𝑁‘𝐹)) |
| 15 | 14 | fveq2d 6920 | . 2 ⊢ (𝜑 → (𝐷‘(((invg‘𝑅)‘(1r‘( I ‘𝑅)))( ·𝑠 ‘𝑌)𝐹)) = (𝐷‘(𝑁‘𝐹))) |
| 16 | deg1addle.d | . . 3 ⊢ 𝐷 = (deg1‘𝑅) | |
| 17 | eqid 2763 | . . 3 ⊢ (RLReg‘𝑅) = (RLReg‘𝑅) | |
| 18 | fvi 6992 | . . . . . . 7 ⊢ (𝑅 ∈ Ring → ( I ‘𝑅) = 𝑅) | |
| 19 | 1, 18 | syl 18 | . . . . . 6 ⊢ (𝜑 → ( I ‘𝑅) = 𝑅) |
| 20 | 19 | fveq2d 6920 | . . . . 5 ⊢ (𝜑 → (1r‘( I ‘𝑅)) = (1r‘𝑅)) |
| 21 | 20 | fveq2d 6920 | . . . 4 ⊢ (𝜑 → ((invg‘𝑅)‘(1r‘( I ‘𝑅))) = ((invg‘𝑅)‘(1r‘𝑅))) |
| 22 | eqid 2763 | . . . . . . 7 ⊢ (Unit‘𝑅) = (Unit‘𝑅) | |
| 23 | 17, 22 | unitrrg 21006 | . . . . . 6 ⊢ (𝑅 ∈ Ring → (Unit‘𝑅) ⊆ (RLReg‘𝑅)) |
| 24 | 1, 23 | syl 18 | . . . . 5 ⊢ (𝜑 → (Unit‘𝑅) ⊆ (RLReg‘𝑅)) |
| 25 | eqid 2763 | . . . . . . 7 ⊢ (1r‘𝑅) = (1r‘𝑅) | |
| 26 | 22, 25 | 1unit 20655 | . . . . . 6 ⊢ (𝑅 ∈ Ring → (1r‘𝑅) ∈ (Unit‘𝑅)) |
| 27 | 22, 11 | unitnegcl 20678 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ (1r‘𝑅) ∈ (Unit‘𝑅)) → ((invg‘𝑅)‘(1r‘𝑅)) ∈ (Unit‘𝑅)) |
| 28 | 1, 26, 27 | syl2anc2 597 | . . . . 5 ⊢ (𝜑 → ((invg‘𝑅)‘(1r‘𝑅)) ∈ (Unit‘𝑅)) |
| 29 | 24, 28 | sseldd 3914 | . . . 4 ⊢ (𝜑 → ((invg‘𝑅)‘(1r‘𝑅)) ∈ (RLReg‘𝑅)) |
| 30 | 21, 29 | eqeltrd 2864 | . . 3 ⊢ (𝜑 → ((invg‘𝑅)‘(1r‘( I ‘𝑅))) ∈ (RLReg‘𝑅)) |
| 31 | 2, 16, 1, 6, 17, 9, 30, 5 | deg1vsca 26478 | . 2 ⊢ (𝜑 → (𝐷‘(((invg‘𝑅)‘(1r‘( I ‘𝑅)))( ·𝑠 ‘𝑌)𝐹)) = (𝐷‘𝐹)) |
| 32 | 15, 31 | eqtr3d 2800 | 1 ⊢ (𝜑 → (𝐷‘(𝑁‘𝐹)) = (𝐷‘𝐹)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2147 ⊆ wss 3900 I cid 5552 ‘cfv 6566 (class class class)co 7451 Basecbs 17431 ·𝑠 cvsca 17476 invgcminusg 19195 1rcur 20458 Ringcrg 20510 Unitcui 20636 RLRegcrlreg 20994 LModclmod 21186 Poly1cpl1 22550 deg1cdg1 26427 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5238 ax-sep 5255 ax-nul 5266 ax-pow 5334 ax-pr 5398 ax-un 7783 ax-cnex 11295 ax-resscn 11296 ax-1cn 11297 ax-icn 11298 ax-addcl 11299 ax-addrcl 11300 ax-mulcl 11301 ax-mulrcl 11302 ax-mulcom 11303 ax-addass 11304 ax-mulass 11305 ax-distr 11306 ax-i2m1 11307 ax-1ne0 11308 ax-1rid 11309 ax-rnegex 11310 ax-rrecex 11311 ax-cnre 11312 ax-pre-lttri 11313 ax-pre-lttrn 11314 ax-pre-ltadd 11315 ax-pre-mulgt0 11316 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4841 df-uni 4873 df-iun 4958 df-br 5109 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5553 df-eprel 5558 df-po 5566 df-so 5567 df-fr 5611 df-we 5613 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-rn 5669 df-res 5670 df-ima 5671 df-pred 6330 df-ord 6391 df-on 6392 df-lim 6393 df-suc 6394 df-iota 6520 df-fun 6568 df-fn 6569 df-f 6570 df-f1 6571 df-fo 6572 df-f1o 6573 df-fv 6574 df-riota 7408 df-ov 7454 df-oprab 7455 df-mpo 7456 df-of 7725 df-om 7912 df-1st 8035 df-2nd 8036 df-supp 8215 df-tpos 8281 df-frecs 8337 df-wrecs 8368 df-recs 8417 df-rdg 8456 df-1o 8514 df-er 8755 df-map 8887 df-ixp 8964 df-en 9012 df-dom 9013 df-sdom 9014 df-fin 9015 df-fsupp 9392 df-sup 9471 df-pnf 11384 df-mnf 11385 df-xr 11386 df-ltxr 11387 df-le 11388 df-sub 11582 df-neg 11583 df-nn 12376 df-2 12445 df-3 12446 df-4 12447 df-5 12448 df-6 12449 df-7 12450 df-8 12451 df-9 12452 df-n0 12647 df-z 12734 df-dec 12855 df-uz 13006 df-fz 13680 df-struct 17369 df-sets 17386 df-slot 17404 df-ndx 17416 df-base 17432 df-ress 17453 df-plusg 17486 df-mulr 17487 df-sca 17489 df-vsca 17490 df-ip 17491 df-tset 17492 df-ple 17493 df-ds 17495 df-hom 17497 df-cco 17498 df-0g 17662 df-prds 17668 df-pws 17670 df-mgm 18866 df-sgrp 18958 df-mnd 18974 df-grp 19197 df-minusg 19198 df-sbg 19199 df-subg 19383 df-cmn 20047 df-abl 20048 df-mgp 20412 df-rng 20426 df-ur 20459 df-ring 20512 df-oppr 20618 df-dvdsr 20638 df-unit 20639 df-invr 20669 df-rlreg 20997 df-lmod 21188 df-lss 21258 df-psr 22272 df-mpl 22274 df-opsr 22276 df-psr1 22553 df-ply1 22555 df-mdeg 26428 df-deg1 26429 |
| This theorem is used by: deg1suble 26480 deg1sub 26481 |
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