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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 2219 | . 2 ⊢ ((𝑥 ∈ 𝐴 ∧ 𝜑) → ∃𝑥(𝑥 ∈ 𝐴 ∧ 𝜑)) | |
| 2 | df-rex 3090 | . 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 400 ∃wex 1802 ∈ wcel 2145 ∃wrex 3089 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-12 2215 |
| This theorem depends on definitions: df-bi 210 df-ex 1803 df-rex 3090 |
| This theorem is referenced by: rsp2e 3283 2rmorex 3720 2reurex 3726 ssiun2 5008 reusv2lem3 5362 fvelimad 6938 tfrlem9 8360 findcard2 9137 isinf 9213 findcard3 9231 scott0 9848 ac6c4 10453 supaddc 12173 supadd 12174 supmul1 12175 supmul 12178 fsuppmapnn0fiub 14018 mreiincl 17638 restmetu 24688 bposlem3 27408 nosupbnd1 27836 nosupbnd2 27838 noinfbnd1 27851 noinfbnd2 27853 opphllem5 28982 pjpjpre 31680 atom1d 32614 iinabrex 32824 actfunsnf1o 34908 bnj1398 35339 cvmlift2lem12 35677 finminlem 36691 neibastop2lem 36733 iooelexlt 37868 relowlpssretop 37870 ralssiun 37913 disjlem18 39414 prtlem18 39513 pell14qrdich 43458 unielss 43807 eliuniin 45675 eliuniin2 45696 eliunid 45723 disjinfi 45768 iunmapsn 45791 infnsuprnmpt 45823 upbdrech 45882 limclner 46223 limsupre3uzlem 46307 climuzlem 46315 sge0iunmptlemre 46987 iundjiun 47032 meaiininclem 47058 isomenndlem 47102 ovnsubaddlem1 47142 vonioo 47254 vonicc 47257 smfaddlem1 47335 f1oresf1o2 47883 |
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