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| Mirrors > Home > MPE Home > Th. List > prssd | Structured version Visualization version GIF version | ||
| Description: Deduction version of prssi 4764: A pair of elements of a class is a subset of the class. (Contributed by Glauco Siliprandi, 17-Aug-2020.) |
| Ref | Expression |
|---|---|
| prssd.1 | ⊢ (𝜑 → 𝐴 ∈ 𝐶) |
| prssd.2 | ⊢ (𝜑 → 𝐵 ∈ 𝐶) |
| Ref | Expression |
|---|---|
| prssd | ⊢ (𝜑 → {𝐴, 𝐵} ⊆ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | prssd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ 𝐶) | |
| 2 | prssd.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ 𝐶) | |
| 3 | prssi 4764 | . 2 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐶) → {𝐴, 𝐵} ⊆ 𝐶) | |
| 4 | 1, 2, 3 | syl2anc 585 | 1 ⊢ (𝜑 → {𝐴, 𝐵} ⊆ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 ⊆ wss 3889 {cpr 4569 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2708 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-tru 1545 df-ex 1782 df-sb 2069 df-clab 2715 df-cleq 2728 df-clel 2811 df-v 3431 df-un 3894 df-ss 3906 df-sn 4568 df-pr 4570 |
| This theorem is referenced by: fpr2g 7166 f1prex 7239 fveqf1o 7257 fr3nr 7726 en2eqpr 9929 en2eleq 9930 r0weon 9934 wuncval2 10670 nehash2 14436 1idssfct 16649 basprssdmsets 17191 mrcun 17588 joinval2 18345 meetval2 18359 0idnsgd 19146 pmtrprfv 19428 pmtrprfv3 19429 symggen 19445 pmtr3ncomlem1 19448 psgnunilem1 19468 lspprcl 20973 lsptpcl 20974 lspprss 20987 lspprid1 20992 lsppratlem2 21146 lsppratlem3 21147 lsppratlem4 21148 drngnidl 21241 drnglpir 21330 mdetralt 22573 topgele 22895 pptbas 22973 isconn2 23379 xpsdsval 24346 itgioo 25783 wilthlem2 27032 perfectlem2 27193 upgrex 29161 upgr1e 29182 uspgr1e 29313 eupth2lems 30308 s2f1 33005 pmtrcnel 33150 pmtrcnel2 33151 fzo0pmtrlast 33153 pmtridf1o 33155 cycpm2tr 33180 cyc3co2 33201 cyc3evpm 33211 cyc3genpmlem 33212 cyc3conja 33218 elrgspnsubrunlem1 33308 gsumind 33405 linds2eq 33441 drngmxidlr 33538 mplmulmvr 33683 esplylem 33710 esplympl 33711 esplyfv1 33713 esplyfval3 33716 esplyfvaln 33718 esplyind 33719 constrllcllem 33896 constrlccllem 33897 poimirlem9 37950 clsk1indlem4 44471 clsk1indlem1 44472 mnuprssd 44696 mnuprdlem4 44702 limsup10exlem 46200 meadjun 46890 clnbgrgrimlem 48409 stgredgiun 48434 stgrnbgr0 48440 grlimprclnbgrvtx 48475 grlimgrtrilem1 48477 gpgiedgdmellem 48522 gpgprismgriedgdmss 48528 line2 49228 line2y 49231 lubprlem 49437 joindm3 49444 meetdm3 49446 toplatjoin 49477 toplatmeet 49478 |
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