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Mirrors > Home > MPE Home > Th. List > lsmssspx | Structured version Visualization version GIF version |
Description: Subspace sum (in its extended domain) is a subset of the span of the union of its arguments. (Contributed by NM, 6-Aug-2014.) |
Ref | Expression |
---|---|
lsmsp2.v | β’ π = (Baseβπ) |
lsmsp2.n | β’ π = (LSpanβπ) |
lsmsp2.p | β’ β = (LSSumβπ) |
lsmssspx.t | β’ (π β π β π) |
lsmssspx.u | β’ (π β π β π) |
lsmssspx.w | β’ (π β π β LMod) |
Ref | Expression |
---|---|
lsmssspx | β’ (π β (π β π) β (πβ(π βͺ π))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lsmssspx.w | . . . 4 β’ (π β π β LMod) | |
2 | lsmssspx.t | . . . . 5 β’ (π β π β π) | |
3 | lsmsp2.v | . . . . . 6 β’ π = (Baseβπ) | |
4 | lsmsp2.n | . . . . . 6 β’ π = (LSpanβπ) | |
5 | 3, 4 | lspssv 20830 | . . . . 5 β’ ((π β LMod β§ π β π) β (πβπ) β π) |
6 | 1, 2, 5 | syl2anc 583 | . . . 4 β’ (π β (πβπ) β π) |
7 | lsmssspx.u | . . . 4 β’ (π β π β π) | |
8 | 3, 4 | lspssid 20832 | . . . . 5 β’ ((π β LMod β§ π β π) β π β (πβπ)) |
9 | 1, 2, 8 | syl2anc 583 | . . . 4 β’ (π β π β (πβπ)) |
10 | lsmsp2.p | . . . . 5 β’ β = (LSSumβπ) | |
11 | 3, 10 | lsmless1x 19564 | . . . 4 β’ (((π β LMod β§ (πβπ) β π β§ π β π) β§ π β (πβπ)) β (π β π) β ((πβπ) β π)) |
12 | 1, 6, 7, 9, 11 | syl31anc 1370 | . . 3 β’ (π β (π β π) β ((πβπ) β π)) |
13 | 3, 4 | lspssv 20830 | . . . . 5 β’ ((π β LMod β§ π β π) β (πβπ) β π) |
14 | 1, 7, 13 | syl2anc 583 | . . . 4 β’ (π β (πβπ) β π) |
15 | 3, 4 | lspssid 20832 | . . . . 5 β’ ((π β LMod β§ π β π) β π β (πβπ)) |
16 | 1, 7, 15 | syl2anc 583 | . . . 4 β’ (π β π β (πβπ)) |
17 | 3, 10 | lsmless2x 19565 | . . . 4 β’ (((π β LMod β§ (πβπ) β π β§ (πβπ) β π) β§ π β (πβπ)) β ((πβπ) β π) β ((πβπ) β (πβπ))) |
18 | 1, 6, 14, 16, 17 | syl31anc 1370 | . . 3 β’ (π β ((πβπ) β π) β ((πβπ) β (πβπ))) |
19 | 12, 18 | sstrd 3987 | . 2 β’ (π β (π β π) β ((πβπ) β (πβπ))) |
20 | 3, 4, 10 | lsmsp2 20935 | . . 3 β’ ((π β LMod β§ π β π β§ π β π) β ((πβπ) β (πβπ)) = (πβ(π βͺ π))) |
21 | 1, 2, 7, 20 | syl3anc 1368 | . 2 β’ (π β ((πβπ) β (πβπ)) = (πβ(π βͺ π))) |
22 | 19, 21 | sseqtrd 4017 | 1 β’ (π β (π β π) β (πβ(π βͺ π))) |
Colors of variables: wff setvar class |
Syntax hints: β wi 4 = wceq 1533 β wcel 2098 βͺ cun 3941 β wss 3943 βcfv 6537 (class class class)co 7405 Basecbs 17153 LSSumclsm 19554 LModclmod 20706 LSpanclspn 20818 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2163 ax-ext 2697 ax-rep 5278 ax-sep 5292 ax-nul 5299 ax-pow 5356 ax-pr 5420 ax-un 7722 ax-cnex 11168 ax-resscn 11169 ax-1cn 11170 ax-icn 11171 ax-addcl 11172 ax-addrcl 11173 ax-mulcl 11174 ax-mulrcl 11175 ax-mulcom 11176 ax-addass 11177 ax-mulass 11178 ax-distr 11179 ax-i2m1 11180 ax-1ne0 11181 ax-1rid 11182 ax-rnegex 11183 ax-rrecex 11184 ax-cnre 11185 ax-pre-lttri 11186 ax-pre-lttrn 11187 ax-pre-ltadd 11188 ax-pre-mulgt0 11189 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2704 df-cleq 2718 df-clel 2804 df-nfc 2879 df-ne 2935 df-nel 3041 df-ral 3056 df-rex 3065 df-rmo 3370 df-reu 3371 df-rab 3427 df-v 3470 df-sbc 3773 df-csb 3889 df-dif 3946 df-un 3948 df-in 3950 df-ss 3960 df-pss 3962 df-nul 4318 df-if 4524 df-pw 4599 df-sn 4624 df-pr 4626 df-op 4630 df-uni 4903 df-int 4944 df-iun 4992 df-br 5142 df-opab 5204 df-mpt 5225 df-tr 5259 df-id 5567 df-eprel 5573 df-po 5581 df-so 5582 df-fr 5624 df-we 5626 df-xp 5675 df-rel 5676 df-cnv 5677 df-co 5678 df-dm 5679 df-rn 5680 df-res 5681 df-ima 5682 df-pred 6294 df-ord 6361 df-on 6362 df-lim 6363 df-suc 6364 df-iota 6489 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7361 df-ov 7408 df-oprab 7409 df-mpo 7410 df-om 7853 df-1st 7974 df-2nd 7975 df-frecs 8267 df-wrecs 8298 df-recs 8372 df-rdg 8411 df-er 8705 df-en 8942 df-dom 8943 df-sdom 8944 df-pnf 11254 df-mnf 11255 df-xr 11256 df-ltxr 11257 df-le 11258 df-sub 11450 df-neg 11451 df-nn 12217 df-2 12279 df-sets 17106 df-slot 17124 df-ndx 17136 df-base 17154 df-ress 17183 df-plusg 17219 df-0g 17396 df-mgm 18573 df-sgrp 18652 df-mnd 18668 df-submnd 18714 df-grp 18866 df-minusg 18867 df-sbg 18868 df-subg 19050 df-cntz 19233 df-lsm 19556 df-cmn 19702 df-abl 19703 df-mgp 20040 df-ur 20087 df-ring 20140 df-lmod 20708 df-lss 20779 df-lsp 20819 |
This theorem is referenced by: djhsumss 40791 |
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