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Mirrors > Home > MPE Home > Th. List > Mathboxes > iswatN | Structured version Visualization version GIF version |
Description: The predicate "is a W atom" (corresponding to fiducial atom 𝐷). (Contributed by NM, 26-Jan-2012.) (New usage is discouraged.) |
Ref | Expression |
---|---|
watomfval.a | ⊢ 𝐴 = (Atoms‘𝐾) |
watomfval.p | ⊢ 𝑃 = (⊥𝑃‘𝐾) |
watomfval.w | ⊢ 𝑊 = (WAtoms‘𝐾) |
Ref | Expression |
---|---|
iswatN | ⊢ ((𝐾 ∈ 𝐵 ∧ 𝐷 ∈ 𝐴) → (𝑃 ∈ (𝑊‘𝐷) ↔ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ∈ ((⊥𝑃‘𝐾)‘{𝐷})))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | watomfval.a | . . . 4 ⊢ 𝐴 = (Atoms‘𝐾) | |
2 | watomfval.p | . . . 4 ⊢ 𝑃 = (⊥𝑃‘𝐾) | |
3 | watomfval.w | . . . 4 ⊢ 𝑊 = (WAtoms‘𝐾) | |
4 | 1, 2, 3 | watvalN 37128 | . . 3 ⊢ ((𝐾 ∈ 𝐵 ∧ 𝐷 ∈ 𝐴) → (𝑊‘𝐷) = (𝐴 ∖ ((⊥𝑃‘𝐾)‘{𝐷}))) |
5 | 4 | eleq2d 2898 | . 2 ⊢ ((𝐾 ∈ 𝐵 ∧ 𝐷 ∈ 𝐴) → (𝑃 ∈ (𝑊‘𝐷) ↔ 𝑃 ∈ (𝐴 ∖ ((⊥𝑃‘𝐾)‘{𝐷})))) |
6 | eldif 3945 | . 2 ⊢ (𝑃 ∈ (𝐴 ∖ ((⊥𝑃‘𝐾)‘{𝐷})) ↔ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ∈ ((⊥𝑃‘𝐾)‘{𝐷}))) | |
7 | 5, 6 | syl6bb 289 | 1 ⊢ ((𝐾 ∈ 𝐵 ∧ 𝐷 ∈ 𝐴) → (𝑃 ∈ (𝑊‘𝐷) ↔ (𝑃 ∈ 𝐴 ∧ ¬ 𝑃 ∈ ((⊥𝑃‘𝐾)‘{𝐷})))) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ↔ wb 208 ∧ wa 398 = wceq 1533 ∈ wcel 2110 ∖ cdif 3932 {csn 4566 ‘cfv 6354 Atomscatm 36398 ⊥𝑃cpolN 37037 WAtomscwpointsN 37121 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 ax-rep 5189 ax-sep 5202 ax-nul 5209 ax-pr 5329 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-ral 3143 df-rex 3144 df-reu 3145 df-rab 3147 df-v 3496 df-sbc 3772 df-csb 3883 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-nul 4291 df-if 4467 df-sn 4567 df-pr 4569 df-op 4573 df-uni 4838 df-iun 4920 df-br 5066 df-opab 5128 df-mpt 5146 df-id 5459 df-xp 5560 df-rel 5561 df-cnv 5562 df-co 5563 df-dm 5564 df-rn 5565 df-res 5566 df-ima 5567 df-iota 6313 df-fun 6356 df-fn 6357 df-f 6358 df-f1 6359 df-fo 6360 df-f1o 6361 df-fv 6362 df-watsN 37125 |
This theorem is referenced by: (None) |
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