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| Mirrors > Home > MPE Home > Th. List > Mathboxes > prjsper | Structured version Visualization version GIF version | ||
| Description: The relation used to define ℙ𝕣𝕠𝕛 is an equivalence relation. (Contributed by Steven Nguyen, 1-May-2023.) |
| Ref | Expression |
|---|---|
| prjsprel.1 | ⊢ ∼ = {〈𝑥, 𝑦〉 ∣ ((𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵) ∧ ∃𝑙 ∈ 𝐾 𝑥 = (𝑙 · 𝑦))} |
| prjspertr.b | ⊢ 𝐵 = ((Base‘𝑉) ∖ {(0g‘𝑉)}) |
| prjspertr.s | ⊢ 𝑆 = (Scalar‘𝑉) |
| prjspertr.x | ⊢ · = ( ·𝑠 ‘𝑉) |
| prjspertr.k | ⊢ 𝐾 = (Base‘𝑆) |
| Ref | Expression |
|---|---|
| prjsper | ⊢ (𝑉 ∈ LVec → ∼ Er 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | prjsprel.1 | . . . 4 ⊢ ∼ = {〈𝑥, 𝑦〉 ∣ ((𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵) ∧ ∃𝑙 ∈ 𝐾 𝑥 = (𝑙 · 𝑦))} | |
| 2 | 1 | relopabiv 5766 | . . 3 ⊢ Rel ∼ |
| 3 | 2 | a1i 11 | . 2 ⊢ (𝑉 ∈ LVec → Rel ∼ ) |
| 4 | prjspertr.b | . . 3 ⊢ 𝐵 = ((Base‘𝑉) ∖ {(0g‘𝑉)}) | |
| 5 | prjspertr.s | . . 3 ⊢ 𝑆 = (Scalar‘𝑉) | |
| 6 | prjspertr.x | . . 3 ⊢ · = ( ·𝑠 ‘𝑉) | |
| 7 | prjspertr.k | . . 3 ⊢ 𝐾 = (Base‘𝑆) | |
| 8 | 1, 4, 5, 6, 7 | prjspersym 43072 | . 2 ⊢ ((𝑉 ∈ LVec ∧ 𝑎 ∼ 𝑏) → 𝑏 ∼ 𝑎) |
| 9 | lveclmod 21100 | . . 3 ⊢ (𝑉 ∈ LVec → 𝑉 ∈ LMod) | |
| 10 | 1, 4, 5, 6, 7 | prjspertr 43070 | . . 3 ⊢ ((𝑉 ∈ LMod ∧ (𝑎 ∼ 𝑏 ∧ 𝑏 ∼ 𝑐)) → 𝑎 ∼ 𝑐) |
| 11 | 9, 10 | sylan 587 | . 2 ⊢ ((𝑉 ∈ LVec ∧ (𝑎 ∼ 𝑏 ∧ 𝑏 ∼ 𝑐)) → 𝑎 ∼ 𝑐) |
| 12 | 1, 4, 5, 6, 7 | prjsperref 43071 | . . 3 ⊢ (𝑉 ∈ LMod → (𝑎 ∈ 𝐵 ↔ 𝑎 ∼ 𝑎)) |
| 13 | 9, 12 | syl 17 | . 2 ⊢ (𝑉 ∈ LVec → (𝑎 ∈ 𝐵 ↔ 𝑎 ∼ 𝑎)) |
| 14 | 3, 8, 11, 13 | iserd 8664 | 1 ⊢ (𝑉 ∈ LVec → ∼ Er 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 208 ∧ wa 397 = wceq 1548 ∈ wcel 2121 ∃wrex 3065 ∖ cdif 3882 {csn 4558 class class class wbr 5075 {copab 5137 Rel wrel 5626 ‘cfv 6489 (class class class)co 7360 Er wer 8634 Basecbs 17174 Scalarcsca 17218 ·𝑠 cvsca 17219 0gc0g 17397 LModclmod 20854 LVecclvec 21096 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1975 ax-7 2016 ax-8 2123 ax-9 2131 ax-10 2154 ax-11 2170 ax-12 2191 ax-ext 2713 ax-rep 5202 ax-sep 5221 ax-nul 5231 ax-pow 5297 ax-pr 5365 ax-un 7682 ax-cnex 11089 ax-resscn 11090 ax-1cn 11091 ax-icn 11092 ax-addcl 11093 ax-addrcl 11094 ax-mulcl 11095 ax-mulrcl 11096 ax-mulcom 11097 ax-addass 11098 ax-mulass 11099 ax-distr 11100 ax-i2m1 11101 ax-1ne0 11102 ax-1rid 11103 ax-rnegex 11104 ax-rrecex 11105 ax-cnre 11106 ax-pre-lttri 11107 ax-pre-lttrn 11108 ax-pre-ltadd 11109 ax-pre-mulgt0 11110 |
| This theorem depends on definitions: df-bi 209 df-an 398 df-or 855 df-3or 1094 df-3an 1095 df-tru 1551 df-fal 1561 df-ex 1788 df-nf 1792 df-sb 2075 df-mo 2545 df-eu 2575 df-clab 2720 df-cleq 2733 df-clel 2816 df-nfc 2890 df-ne 2937 df-nel 3041 df-ral 3056 df-rex 3066 df-rmo 3346 df-reu 3347 df-rab 3394 df-v 3435 df-sbc 3726 df-csb 3834 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-pss 3905 df-nul 4265 df-if 4458 df-pw 4534 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4842 df-iun 4926 df-br 5076 df-opab 5138 df-mpt 5157 df-tr 5183 df-id 5516 df-eprel 5521 df-po 5529 df-so 5530 df-fr 5574 df-we 5576 df-xp 5627 df-rel 5628 df-cnv 5629 df-co 5630 df-dm 5631 df-rn 5632 df-res 5633 df-ima 5634 df-pred 6256 df-ord 6317 df-on 6318 df-lim 6319 df-suc 6320 df-iota 6445 df-fun 6491 df-fn 6492 df-f 6493 df-f1 6494 df-fo 6495 df-f1o 6496 df-fv 6497 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-2nd 7936 df-tpos 8170 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-er 8637 df-en 8888 df-dom 8889 df-sdom 8890 df-pnf 11176 df-mnf 11177 df-xr 11178 df-ltxr 11179 df-le 11180 df-sub 11374 df-neg 11375 df-nn 12170 df-2 12239 df-3 12240 df-sets 17129 df-slot 17147 df-ndx 17159 df-base 17175 df-ress 17196 df-plusg 17228 df-mulr 17229 df-0g 17399 df-mgm 18603 df-sgrp 18682 df-mnd 18698 df-grp 18907 df-minusg 18908 df-cmn 19752 df-abl 19753 df-mgp 20117 df-rng 20129 df-ur 20158 df-ring 20211 df-oppr 20312 df-dvdsr 20332 df-unit 20333 df-invr 20363 df-drng 20707 df-lmod 20856 df-lvec 21097 |
| This theorem is referenced by: prjspeclsp 43077 prjspner 43084 0prjspn 43093 |
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