| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > padd4N | Structured version Visualization version GIF version | ||
| Description: Rearrangement of 4 terms in a projective subspace sum. (Contributed by NM, 14-Jan-2012.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| paddass.a | ⊢ 𝐴 = (Atoms‘𝐾) |
| paddass.p | ⊢ + = (+𝑃‘𝐾) |
| Ref | Expression |
|---|---|
| padd4N | ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → ((𝑋 + 𝑌) + (𝑍 + 𝑊)) = ((𝑋 + 𝑍) + (𝑌 + 𝑊))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simp1 1154 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → 𝐾 ∈ HL) | |
| 2 | simp2r 1219 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → 𝑌 ⊆ 𝐴) | |
| 3 | simp3l 1220 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → 𝑍 ⊆ 𝐴) | |
| 4 | simp3r 1221 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → 𝑊 ⊆ 𝐴) | |
| 5 | paddass.a | . . . . 5 ⊢ 𝐴 = (Atoms‘𝐾) | |
| 6 | paddass.p | . . . . 5 ⊢ + = (+𝑃‘𝐾) | |
| 7 | 5, 6 | padd12N 40897 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ (𝑌 ⊆ 𝐴 ∧ 𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → (𝑌 + (𝑍 + 𝑊)) = (𝑍 + (𝑌 + 𝑊))) |
| 8 | 1, 2, 3, 4, 7 | syl13anc 1399 | . . 3 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → (𝑌 + (𝑍 + 𝑊)) = (𝑍 + (𝑌 + 𝑊))) |
| 9 | 8 | oveq2d 7436 | . 2 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → (𝑋 + (𝑌 + (𝑍 + 𝑊))) = (𝑋 + (𝑍 + (𝑌 + 𝑊)))) |
| 10 | simp2l 1218 | . . 3 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → 𝑋 ⊆ 𝐴) | |
| 11 | 5, 6 | paddssat 40872 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴) → (𝑍 + 𝑊) ⊆ 𝐴) |
| 12 | 1, 3, 4, 11 | syl3anc 1398 | . . 3 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → (𝑍 + 𝑊) ⊆ 𝐴) |
| 13 | 5, 6 | paddass 40896 | . . 3 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴 ∧ (𝑍 + 𝑊) ⊆ 𝐴)) → ((𝑋 + 𝑌) + (𝑍 + 𝑊)) = (𝑋 + (𝑌 + (𝑍 + 𝑊)))) |
| 14 | 1, 10, 2, 12, 13 | syl13anc 1399 | . 2 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → ((𝑋 + 𝑌) + (𝑍 + 𝑊)) = (𝑋 + (𝑌 + (𝑍 + 𝑊)))) |
| 15 | 5, 6 | paddssat 40872 | . . . 4 ⊢ ((𝐾 ∈ HL ∧ 𝑌 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴) → (𝑌 + 𝑊) ⊆ 𝐴) |
| 16 | 1, 2, 4, 15 | syl3anc 1398 | . . 3 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → (𝑌 + 𝑊) ⊆ 𝐴) |
| 17 | 5, 6 | paddass 40896 | . . 3 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑍 ⊆ 𝐴 ∧ (𝑌 + 𝑊) ⊆ 𝐴)) → ((𝑋 + 𝑍) + (𝑌 + 𝑊)) = (𝑋 + (𝑍 + (𝑌 + 𝑊)))) |
| 18 | 1, 10, 3, 16, 17 | syl13anc 1399 | . 2 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → ((𝑋 + 𝑍) + (𝑌 + 𝑊)) = (𝑋 + (𝑍 + (𝑌 + 𝑊)))) |
| 19 | 9, 14, 18 | 3eqtr4d 2805 | 1 ⊢ ((𝐾 ∈ HL ∧ (𝑋 ⊆ 𝐴 ∧ 𝑌 ⊆ 𝐴) ∧ (𝑍 ⊆ 𝐴 ∧ 𝑊 ⊆ 𝐴)) → ((𝑋 + 𝑌) + (𝑍 + 𝑊)) = ((𝑋 + 𝑍) + (𝑌 + 𝑊))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1569 ∈ wcel 2144 ⊆ wss 3895 ‘cfv 6538 (class class class)co 7420 Atomscatm 40321 HLchlt 40408 +𝑃cpadd 40853 |
| 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 7751 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 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-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-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5545 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-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-1st 8001 df-2nd 8002 df-proset 18468 df-poset 18487 df-plt 18502 df-lub 18518 df-glb 18519 df-join 18520 df-meet 18521 df-p0 18597 df-lat 18606 df-clat 18673 df-oposet 40234 df-ol 40236 df-oml 40237 df-covers 40324 df-ats 40325 df-atl 40356 df-cvlat 40380 df-hlat 40409 df-padd 40854 |
| This theorem is used by: paddclN 40900 |
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