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| Mirrors > Home > ILE Home > Th. List > lsp0 | GIF version | ||
| Description: Span of the empty set. (Contributed by Mario Carneiro, 5-Sep-2014.) |
| Ref | Expression |
|---|---|
| lspsn0.z | ⊢ 0 = (0g‘𝑊) |
| lspsn0.n | ⊢ 𝑁 = (LSpan‘𝑊) |
| Ref | Expression |
|---|---|
| lsp0 | ⊢ (𝑊 ∈ LMod → (𝑁‘∅) = { 0 }) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lspsn0.z | . . . 4 ⊢ 0 = (0g‘𝑊) | |
| 2 | eqid 2209 | . . . 4 ⊢ (LSubSp‘𝑊) = (LSubSp‘𝑊) | |
| 3 | 1, 2 | lsssn0 14299 | . . 3 ⊢ (𝑊 ∈ LMod → { 0 } ∈ (LSubSp‘𝑊)) |
| 4 | 0ss 3510 | . . . 4 ⊢ ∅ ⊆ { 0 } | |
| 5 | lspsn0.n | . . . . 5 ⊢ 𝑁 = (LSpan‘𝑊) | |
| 6 | 2, 5 | lspssp 14332 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ { 0 } ∈ (LSubSp‘𝑊) ∧ ∅ ⊆ { 0 }) → (𝑁‘∅) ⊆ { 0 }) |
| 7 | 4, 6 | mp3an3 1341 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ { 0 } ∈ (LSubSp‘𝑊)) → (𝑁‘∅) ⊆ { 0 }) |
| 8 | 3, 7 | mpdan 421 | . 2 ⊢ (𝑊 ∈ LMod → (𝑁‘∅) ⊆ { 0 }) |
| 9 | 0ss 3510 | . . . 4 ⊢ ∅ ⊆ (Base‘𝑊) | |
| 10 | eqid 2209 | . . . . 5 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 11 | 10, 2, 5 | lspcl 14320 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ ∅ ⊆ (Base‘𝑊)) → (𝑁‘∅) ∈ (LSubSp‘𝑊)) |
| 12 | 9, 11 | mpan2 425 | . . 3 ⊢ (𝑊 ∈ LMod → (𝑁‘∅) ∈ (LSubSp‘𝑊)) |
| 13 | 1, 2 | lss0ss 14300 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ (𝑁‘∅) ∈ (LSubSp‘𝑊)) → { 0 } ⊆ (𝑁‘∅)) |
| 14 | 12, 13 | mpdan 421 | . 2 ⊢ (𝑊 ∈ LMod → { 0 } ⊆ (𝑁‘∅)) |
| 15 | 8, 14 | eqssd 3221 | 1 ⊢ (𝑊 ∈ LMod → (𝑁‘∅) = { 0 }) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1375 ∈ wcel 2180 ⊆ wss 3177 ∅c0 3471 {csn 3646 ‘cfv 5294 Basecbs 12998 0gc0g 13255 LModclmod 14216 LSubSpclss 14281 LSpanclspn 14315 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 617 ax-in2 618 ax-io 713 ax-5 1473 ax-7 1474 ax-gen 1475 ax-ie1 1519 ax-ie2 1520 ax-8 1530 ax-10 1531 ax-11 1532 ax-i12 1533 ax-bndl 1535 ax-4 1536 ax-17 1552 ax-i9 1556 ax-ial 1560 ax-i5r 1561 ax-13 2182 ax-14 2183 ax-ext 2191 ax-coll 4178 ax-sep 4181 ax-pow 4237 ax-pr 4272 ax-un 4501 ax-setind 4606 ax-cnex 8058 ax-resscn 8059 ax-1cn 8060 ax-1re 8061 ax-icn 8062 ax-addcl 8063 ax-addrcl 8064 ax-mulcl 8065 ax-addcom 8067 ax-addass 8069 ax-i2m1 8072 ax-0lt1 8073 ax-0id 8075 ax-rnegex 8076 ax-pre-ltirr 8079 ax-pre-ltadd 8083 |
| This theorem depends on definitions: df-bi 117 df-3an 985 df-tru 1378 df-fal 1381 df-nf 1487 df-sb 1789 df-eu 2060 df-mo 2061 df-clab 2196 df-cleq 2202 df-clel 2205 df-nfc 2341 df-ne 2381 df-nel 2476 df-ral 2493 df-rex 2494 df-reu 2495 df-rmo 2496 df-rab 2497 df-v 2781 df-sbc 3009 df-csb 3105 df-dif 3179 df-un 3181 df-in 3183 df-ss 3190 df-nul 3472 df-pw 3631 df-sn 3652 df-pr 3653 df-op 3655 df-uni 3868 df-int 3903 df-iun 3946 df-br 4063 df-opab 4125 df-mpt 4126 df-id 4361 df-xp 4702 df-rel 4703 df-cnv 4704 df-co 4705 df-dm 4706 df-rn 4707 df-res 4708 df-ima 4709 df-iota 5254 df-fun 5296 df-fn 5297 df-f 5298 df-f1 5299 df-fo 5300 df-f1o 5301 df-fv 5302 df-riota 5927 df-ov 5977 df-oprab 5978 df-mpo 5979 df-1st 6256 df-2nd 6257 df-pnf 8151 df-mnf 8152 df-ltxr 8154 df-inn 9079 df-2 9137 df-3 9138 df-4 9139 df-5 9140 df-6 9141 df-ndx 13001 df-slot 13002 df-base 13004 df-sets 13005 df-plusg 13089 df-mulr 13090 df-sca 13092 df-vsca 13093 df-0g 13257 df-mgm 13355 df-sgrp 13401 df-mnd 13416 df-grp 13502 df-minusg 13503 df-sbg 13504 df-mgp 13850 df-ur 13889 df-ring 13927 df-lmod 14218 df-lssm 14282 df-lsp 14316 |
| This theorem is referenced by: lspuni0 14353 lss0v 14359 |
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