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Mirrors > Home > MPE Home > Th. List > lsppratlem2 | Structured version Visualization version GIF version |
Description: Lemma for lspprat 20710. Show that if π and π are both in (πβ{π₯, π¦}) (which will be our goal for each of the two cases above), then (πβ{π, π}) β π, contradicting the hypothesis for π. (Contributed by NM, 29-Aug-2014.) (Revised by Mario Carneiro, 5-Sep-2014.) |
Ref | Expression |
---|---|
lspprat.v | β’ π = (Baseβπ) |
lspprat.s | β’ π = (LSubSpβπ) |
lspprat.n | β’ π = (LSpanβπ) |
lspprat.w | β’ (π β π β LVec) |
lspprat.u | β’ (π β π β π) |
lspprat.x | β’ (π β π β π) |
lspprat.y | β’ (π β π β π) |
lspprat.p | β’ (π β π β (πβ{π, π})) |
lsppratlem1.o | β’ 0 = (0gβπ) |
lsppratlem1.x2 | β’ (π β π₯ β (π β { 0 })) |
lsppratlem1.y2 | β’ (π β π¦ β (π β (πβ{π₯}))) |
lsppratlem2.x1 | β’ (π β π β (πβ{π₯, π¦})) |
lsppratlem2.y1 | β’ (π β π β (πβ{π₯, π¦})) |
Ref | Expression |
---|---|
lsppratlem2 | β’ (π β (πβ{π, π}) β π) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lspprat.s | . . 3 β’ π = (LSubSpβπ) | |
2 | lspprat.n | . . 3 β’ π = (LSpanβπ) | |
3 | lspprat.w | . . . 4 β’ (π β π β LVec) | |
4 | lveclmod 20661 | . . . 4 β’ (π β LVec β π β LMod) | |
5 | 3, 4 | syl 17 | . . 3 β’ (π β π β LMod) |
6 | lsppratlem1.x2 | . . . . . . 7 β’ (π β π₯ β (π β { 0 })) | |
7 | 6 | eldifad 3953 | . . . . . 6 β’ (π β π₯ β π) |
8 | lsppratlem1.y2 | . . . . . . 7 β’ (π β π¦ β (π β (πβ{π₯}))) | |
9 | 8 | eldifad 3953 | . . . . . 6 β’ (π β π¦ β π) |
10 | 7, 9 | prssd 4815 | . . . . 5 β’ (π β {π₯, π¦} β π) |
11 | lspprat.u | . . . . . 6 β’ (π β π β π) | |
12 | lspprat.v | . . . . . . 7 β’ π = (Baseβπ) | |
13 | 12, 1 | lssss 20491 | . . . . . 6 β’ (π β π β π β π) |
14 | 11, 13 | syl 17 | . . . . 5 β’ (π β π β π) |
15 | 10, 14 | sstrd 3985 | . . . 4 β’ (π β {π₯, π¦} β π) |
16 | 12, 1, 2 | lspcl 20531 | . . . 4 β’ ((π β LMod β§ {π₯, π¦} β π) β (πβ{π₯, π¦}) β π) |
17 | 5, 15, 16 | syl2anc 584 | . . 3 β’ (π β (πβ{π₯, π¦}) β π) |
18 | lsppratlem2.x1 | . . 3 β’ (π β π β (πβ{π₯, π¦})) | |
19 | lsppratlem2.y1 | . . 3 β’ (π β π β (πβ{π₯, π¦})) | |
20 | 1, 2, 5, 17, 18, 19 | lspprss 20547 | . 2 β’ (π β (πβ{π, π}) β (πβ{π₯, π¦})) |
21 | 1, 2, 5, 11, 7, 9 | lspprss 20547 | . 2 β’ (π β (πβ{π₯, π¦}) β π) |
22 | 20, 21 | sstrd 3985 | 1 β’ (π β (πβ{π, π}) β π) |
Colors of variables: wff setvar class |
Syntax hints: β wi 4 = wceq 1541 β wcel 2106 β cdif 3938 β wss 3941 β wpss 3942 {csn 4619 {cpr 4621 βcfv 6529 Basecbs 17123 0gc0g 17364 LModclmod 20415 LSubSpclss 20486 LSpanclspn 20526 LVecclvec 20657 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 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 2702 ax-rep 5275 ax-sep 5289 ax-nul 5296 ax-pow 5353 ax-pr 5417 ax-un 7705 ax-cnex 11145 ax-resscn 11146 ax-1cn 11147 ax-icn 11148 ax-addcl 11149 ax-addrcl 11150 ax-mulcl 11151 ax-mulrcl 11152 ax-mulcom 11153 ax-addass 11154 ax-mulass 11155 ax-distr 11156 ax-i2m1 11157 ax-1ne0 11158 ax-1rid 11159 ax-rnegex 11160 ax-rrecex 11161 ax-cnre 11162 ax-pre-lttri 11163 ax-pre-lttrn 11164 ax-pre-ltadd 11165 ax-pre-mulgt0 11166 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ne 2940 df-nel 3046 df-ral 3061 df-rex 3070 df-rmo 3375 df-reu 3376 df-rab 3430 df-v 3472 df-sbc 3771 df-csb 3887 df-dif 3944 df-un 3946 df-in 3948 df-ss 3958 df-pss 3960 df-nul 4316 df-if 4520 df-pw 4595 df-sn 4620 df-pr 4622 df-op 4626 df-uni 4899 df-int 4941 df-iun 4989 df-br 5139 df-opab 5201 df-mpt 5222 df-tr 5256 df-id 5564 df-eprel 5570 df-po 5578 df-so 5579 df-fr 5621 df-we 5623 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6286 df-ord 6353 df-on 6354 df-lim 6355 df-suc 6356 df-iota 6481 df-fun 6531 df-fn 6532 df-f 6533 df-f1 6534 df-fo 6535 df-f1o 6536 df-fv 6537 df-riota 7346 df-ov 7393 df-oprab 7394 df-mpo 7395 df-om 7836 df-1st 7954 df-2nd 7955 df-frecs 8245 df-wrecs 8276 df-recs 8350 df-rdg 8389 df-er 8683 df-en 8920 df-dom 8921 df-sdom 8922 df-pnf 11229 df-mnf 11230 df-xr 11231 df-ltxr 11232 df-le 11233 df-sub 11425 df-neg 11426 df-nn 12192 df-2 12254 df-sets 17076 df-slot 17094 df-ndx 17106 df-base 17124 df-plusg 17189 df-0g 17366 df-mgm 18540 df-sgrp 18589 df-mnd 18600 df-grp 18794 df-minusg 18795 df-sbg 18796 df-mgp 19944 df-ur 19961 df-ring 20013 df-lmod 20417 df-lss 20487 df-lsp 20527 df-lvec 20658 |
This theorem is referenced by: lsppratlem5 20708 |
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