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| Mirrors > Home > MPE Home > Th. List > prssd | Structured version Visualization version GIF version | ||
| Description: Deduction version of prssi 4752: 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 4752 | . 2 ⊢ ((𝐴 ∈ 𝐶 ∧ 𝐵 ∈ 𝐶) → {𝐴, 𝐵} ⊆ 𝐶) | |
| 4 | 1, 2, 3 | syl2anc 590 | 1 ⊢ (𝜑 → {𝐴, 𝐵} ⊆ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2119 ⊆ wss 3883 {cpr 4557 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2711 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-tru 1550 df-ex 1787 df-sb 2074 df-clab 2718 df-cleq 2731 df-clel 2814 df-v 3433 df-un 3888 df-ss 3900 df-sn 4556 df-pr 4558 |
| This theorem is referenced by: fpr2g 7155 f1prex 7228 fveqf1o 7246 fr3nr 7715 en2eqpr 9920 en2eleq 9921 r0weon 9925 wuncval2 10661 nehash2 14427 1idssfct 16640 basprssdmsets 17182 mrcun 17579 joinval2 18336 meetval2 18350 0idnsgd 19137 pmtrprfv 19419 pmtrprfv3 19420 symggen 19436 pmtr3ncomlem1 19439 psgnunilem1 19459 lspprcl 20968 lsptpcl 20969 lspprss 20982 lspprid1 20987 lsppratlem2 21141 lsppratlem3 21142 lsppratlem4 21143 drngnidl 21236 drnglpir 21325 mdetralt 22591 topgele 22913 pptbas 22991 isconn2 23397 xpsdsval 24364 itgioo 25801 wilthlem2 27050 perfectlem2 27211 upgrex 29179 upgr1e 29200 uspgr1e 29331 eupth2lems 30326 s2f1 33024 pmtrcnel 33170 pmtrcnel2 33171 fzo0pmtrlast 33173 pmtridf1o 33175 cycpm2tr 33200 cyc3co2 33221 cyc3evpm 33231 cyc3genpmlem 33232 cyc3conja 33238 elrgspnsubrunlem1 33328 gsumind 33428 linds2eq 33464 drngmxidlr 33561 mplmulmvr 33723 esplylem 33750 esplympl 33751 esplyfv1 33753 esplyfval3 33756 esplyfvaln 33758 esplyind 33759 constrllcllem 33936 constrlccllem 33937 poimirlem9 37996 clsk1indlem4 44488 clsk1indlem1 44489 mnuprssd 44713 mnuprdlem4 44719 limsup10exlem 46215 meadjun 46905 clnbgrgrimlem 48424 stgredgiun 48449 stgrnbgr0 48455 grlimprclnbgrvtx 48490 grlimgrtrilem1 48492 gpgiedgdmellem 48537 gpgprismgriedgdmss 48543 line2 49243 line2y 49246 lubprlem 49452 joindm3 49459 meetdm3 49461 toplatjoin 49492 toplatmeet 49493 |
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