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Mirrors > Home > MPE Home > Th. List > rspe | Structured version Visualization version GIF version |
Description: Restricted specialization. (Contributed by NM, 12-Oct-1999.) |
Ref | Expression |
---|---|
rspe | ⊢ ((𝑥 ∈ 𝐴 ∧ 𝜑) → ∃𝑥 ∈ 𝐴 𝜑) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 19.8a 2180 | . 2 ⊢ ((𝑥 ∈ 𝐴 ∧ 𝜑) → ∃𝑥(𝑥 ∈ 𝐴 ∧ 𝜑)) | |
2 | df-rex 3057 | . 2 ⊢ (∃𝑥 ∈ 𝐴 𝜑 ↔ ∃𝑥(𝑥 ∈ 𝐴 ∧ 𝜑)) | |
3 | 1, 2 | sylibr 237 | 1 ⊢ ((𝑥 ∈ 𝐴 ∧ 𝜑) → ∃𝑥 ∈ 𝐴 𝜑) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 399 ∃wex 1787 ∈ wcel 2112 ∃wrex 3052 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2018 ax-12 2177 |
This theorem depends on definitions: df-bi 210 df-ex 1788 df-rex 3057 |
This theorem is referenced by: rsp2e 3214 2rmorex 3656 2reurex 3662 ssiun2 4942 reusv2lem3 5278 fvelimad 6757 tfrlem9 8099 findcard2 8820 isinf 8867 findcard2OLD 8891 findcard3 8892 scott0 9467 ac6c4 10060 supaddc 11764 supadd 11765 supmul1 11766 supmul 11769 fsuppmapnn0fiub 13529 mreiincl 17053 restmetu 23422 bposlem3 26121 opphllem5 26796 pjpjpre 29454 atom1d 30388 iinabrex 30581 actfunsnf1o 32250 bnj1398 32681 cvmlift2lem12 32943 nosupbnd1 33603 nosupbnd2 33605 noinfbnd1 33618 noinfbnd2 33620 finminlem 34193 neibastop2lem 34235 iooelexlt 35219 relowlpssretop 35221 ralssiun 35264 prtlem18 36577 pell14qrdich 40335 eliuniin 42263 eliuniin2 42283 eliunid 42313 disjinfi 42345 iunmapsn 42371 infnsuprnmpt 42409 upbdrech 42458 limclner 42810 limsupre3uzlem 42894 climuzlem 42902 sge0iunmptlemre 43571 iundjiun 43616 meaiininclem 43642 isomenndlem 43686 ovnsubaddlem1 43726 vonioo 43838 vonicc 43841 smfaddlem1 43913 f1oresf1o2 44398 |
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