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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 3139 | . 2 ⊢ (∃𝑥 ∈ 𝐴 𝜑 ↔ ∃𝑥(𝑥 ∈ 𝐴 ∧ 𝜑)) | |
3 | 1, 2 | sylibr 236 | 1 ⊢ ((𝑥 ∈ 𝐴 ∧ 𝜑) → ∃𝑥 ∈ 𝐴 𝜑) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∃wex 1780 ∈ wcel 2114 ∃wrex 3134 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-12 2177 |
This theorem depends on definitions: df-bi 209 df-ex 1781 df-rex 3139 |
This theorem is referenced by: rsp2e 3300 2rmorex 3731 2reurex 3736 ssiun2 4952 reusv2lem3 5282 fvelimad 6713 tfrlem9 8002 isinf 8712 findcard2 8739 findcard3 8742 scott0 9296 ac6c4 9884 supaddc 11589 supadd 11590 supmul1 11591 supmul 11594 fsuppmapnn0fiub 13344 mreiincl 16845 restmetu 23158 bposlem3 25843 opphllem5 26518 pjpjpre 29175 atom1d 30109 actfunsnf1o 31877 bnj1398 32308 cvmlift2lem12 32563 nosupbnd1 33216 nosupbnd2 33218 finminlem 33668 neibastop2lem 33710 iooelexlt 34654 relowlpssretop 34656 ralssiun 34699 prtlem18 36040 pell14qrdich 39553 eliuniin 41450 eliuniin2 41471 eliunid 41504 disjinfi 41539 iunmapsn 41565 infnsuprnmpt 41607 upbdrech 41657 limclner 42017 limsupre3uzlem 42101 climuzlem 42109 sge0iunmptlemre 42782 iundjiun 42827 meaiininclem 42853 isomenndlem 42897 ovnsubaddlem1 42937 vonioo 43049 vonicc 43052 smfaddlem1 43124 f1oresf1o2 43575 |
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