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| Mirrors > Home > MPE Home > Th. List > lspsncmp | Structured version Visualization version GIF version | ||
| Description: Comparable spans of nonzero singletons are equal. (Contributed by NM, 27-Apr-2015.) |
| Ref | Expression |
|---|---|
| lspsncmp.v | ⊢ 𝑉 = (Base‘𝑊) |
| lspsncmp.o | ⊢ 0 = (0g‘𝑊) |
| lspsncmp.n | ⊢ 𝑁 = (LSpan‘𝑊) |
| lspsncmp.w | ⊢ (𝜑 → 𝑊 ∈ LVec) |
| lspsncmp.x | ⊢ (𝜑 → 𝑋 ∈ (𝑉 ∖ { 0 })) |
| lspsncmp.y | ⊢ (𝜑 → 𝑌 ∈ 𝑉) |
| Ref | Expression |
|---|---|
| lspsncmp | ⊢ (𝜑 → ((𝑁‘{𝑋}) ⊆ (𝑁‘{𝑌}) ↔ (𝑁‘{𝑋}) = (𝑁‘{𝑌}))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lspsncmp.v | . . . 4 ⊢ 𝑉 = (Base‘𝑊) | |
| 2 | lspsncmp.o | . . . 4 ⊢ 0 = (0g‘𝑊) | |
| 3 | lspsncmp.n | . . . 4 ⊢ 𝑁 = (LSpan‘𝑊) | |
| 4 | lspsncmp.w | . . . . 5 ⊢ (𝜑 → 𝑊 ∈ LVec) | |
| 5 | 4 | adantr 486 | . . . 4 ⊢ ((𝜑 ∧ (𝑁‘{𝑋}) ⊆ (𝑁‘{𝑌})) → 𝑊 ∈ LVec) |
| 6 | lspsncmp.y | . . . . 5 ⊢ (𝜑 → 𝑌 ∈ 𝑉) | |
| 7 | 6 | adantr 486 | . . . 4 ⊢ ((𝜑 ∧ (𝑁‘{𝑋}) ⊆ (𝑁‘{𝑌})) → 𝑌 ∈ 𝑉) |
| 8 | eqid 2760 | . . . . . 6 ⊢ (LSubSp‘𝑊) = (LSubSp‘𝑊) | |
| 9 | lveclmod 21387 | . . . . . . 7 ⊢ (𝑊 ∈ LVec → 𝑊 ∈ LMod) | |
| 10 | 4, 9 | syl 18 | . . . . . 6 ⊢ (𝜑 → 𝑊 ∈ LMod) |
| 11 | 1, 8, 3 | lspsncl 21258 | . . . . . . 7 ⊢ ((𝑊 ∈ LMod ∧ 𝑌 ∈ 𝑉) → (𝑁‘{𝑌}) ∈ (LSubSp‘𝑊)) |
| 12 | 10, 6, 11 | syl2anc 596 | . . . . . 6 ⊢ (𝜑 → (𝑁‘{𝑌}) ∈ (LSubSp‘𝑊)) |
| 13 | lspsncmp.x | . . . . . . 7 ⊢ (𝜑 → 𝑋 ∈ (𝑉 ∖ { 0 })) | |
| 14 | 13 | eldifad 4051 | . . . . . 6 ⊢ (𝜑 → 𝑋 ∈ 𝑉) |
| 15 | 1, 8, 3, 10, 12, 14 | ellspsn5b 21276 | . . . . 5 ⊢ (𝜑 → (𝑋 ∈ (𝑁‘{𝑌}) ↔ (𝑁‘{𝑋}) ⊆ (𝑁‘{𝑌}))) |
| 16 | 15 | biimpar 483 | . . . 4 ⊢ ((𝜑 ∧ (𝑁‘{𝑋}) ⊆ (𝑁‘{𝑌})) → 𝑋 ∈ (𝑁‘{𝑌})) |
| 17 | eldifsni 4749 | . . . . . 6 ⊢ (𝑋 ∈ (𝑉 ∖ { 0 }) → 𝑋 ≠ 0 ) | |
| 18 | 13, 17 | syl 18 | . . . . 5 ⊢ (𝜑 → 𝑋 ≠ 0 ) |
| 19 | 18 | adantr 486 | . . . 4 ⊢ ((𝜑 ∧ (𝑁‘{𝑋}) ⊆ (𝑁‘{𝑌})) → 𝑋 ≠ 0 ) |
| 20 | 1, 2, 3, 5, 7, 16, 19 | lspsneleq 21399 | . . 3 ⊢ ((𝜑 ∧ (𝑁‘{𝑋}) ⊆ (𝑁‘{𝑌})) → (𝑁‘{𝑋}) = (𝑁‘{𝑌})) |
| 21 | 20 | ex 418 | . 2 ⊢ (𝜑 → ((𝑁‘{𝑋}) ⊆ (𝑁‘{𝑌}) → (𝑁‘{𝑋}) = (𝑁‘{𝑌}))) |
| 22 | eqimss 3966 | . 2 ⊢ ((𝑁‘{𝑋}) = (𝑁‘{𝑌}) → (𝑁‘{𝑋}) ⊆ (𝑁‘{𝑌})) | |
| 23 | 21, 22 | impbid1 228 | 1 ⊢ (𝜑 → ((𝑁‘{𝑋}) ⊆ (𝑁‘{𝑌}) ↔ (𝑁‘{𝑋}) = (𝑁‘{𝑌}))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1569 ∈ wcel 2144 ≠ wne 2955 ⊆ wss 3895 ∖ cdif 4045 {csn 4584 ‘cfv 6539 Basecbs 17393 0gc0g 17616 LModclmod 21141 LSubSpclss 21212 LSpanclspn 21252 LVecclvec 21383 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7752 ax-cnex 11260 ax-resscn 11261 ax-1cn 11262 ax-icn 11263 ax-addcl 11264 ax-addrcl 11265 ax-mulcl 11266 ax-mulrcl 11267 ax-mulcom 11268 ax-addass 11269 ax-mulass 11270 ax-distr 11271 ax-i2m1 11272 ax-1ne0 11273 ax-1rid 11274 ax-rnegex 11275 ax-rrecex 11276 ax-cnre 11277 ax-pre-lttri 11278 ax-pre-lttrn 11279 ax-pre-ltadd 11280 ax-pre-mulgt0 11281 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-int 4907 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6541 df-fn 6542 df-f 6543 df-f1 6544 df-fo 6545 df-f1o 6546 df-fv 6547 df-riota 7378 df-ov 7424 df-oprab 7425 df-mpo 7426 df-om 7879 df-1st 8002 df-2nd 8003 df-tpos 8247 df-frecs 8303 df-wrecs 8334 df-recs 8383 df-rdg 8422 df-er 8721 df-en 8978 df-dom 8979 df-sdom 8980 df-pnf 11349 df-mnf 11350 df-xr 11351 df-ltxr 11352 df-le 11353 df-sub 11547 df-neg 11548 df-nn 12340 df-2 12409 df-3 12410 df-sets 17348 df-slot 17366 df-ndx 17378 df-base 17394 df-ress 17415 df-plusg 17447 df-mulr 17448 df-0g 17618 df-mgm 18822 df-sgrp 18914 df-mnd 18930 df-grp 19153 df-minusg 19154 df-sbg 19155 df-cmn 20002 df-abl 20003 df-mgp 20367 df-rng 20381 df-ur 20414 df-ring 20467 df-oppr 20573 df-dvdsr 20593 df-unit 20594 df-invr 20624 df-drng 20988 df-lmod 21143 df-lss 21213 df-lsp 21253 df-lvec 21384 |
| This theorem is used by: lspsnne1 21401 lspabs2 21404 lspabs3 21405 lsatfixedN 40160 mapdindp0 42870 hdmaprnlem4N 43004 |
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