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Mirrors > Home > MPE Home > Th. List > elvd | Structured version Visualization version GIF version |
Description: If a proposition is implied by 𝑥 ∈ V (which is true, see vex 3497) and another antecedent, then it is implied by that other antecedent. Deduction associated with elv 3499. (Contributed by Peter Mazsa, 23-Oct-2018.) |
Ref | Expression |
---|---|
elvd.1 | ⊢ ((𝜑 ∧ 𝑥 ∈ V) → 𝜓) |
Ref | Expression |
---|---|
elvd | ⊢ (𝜑 → 𝜓) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | vex 3497 | . 2 ⊢ 𝑥 ∈ V | |
2 | elvd.1 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ V) → 𝜓) | |
3 | 1, 2 | mpan2 689 | 1 ⊢ (𝜑 → 𝜓) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∈ wcel 2114 Vcvv 3494 |
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-8 2116 ax-9 2124 ax-ext 2793 |
This theorem depends on definitions: df-bi 209 df-an 399 df-ex 1781 df-sb 2070 df-clab 2800 df-cleq 2814 df-clel 2893 df-v 3496 |
This theorem is referenced by: inimasn 6013 predep 6174 dffv3 6666 dmfco 6757 fsnex 7039 2ndconst 7796 curry1 7799 qsel 8376 ralxpmap 8460 domunsn 8667 dif1en 8751 eqinf 8948 dfacacn 9567 dfac13 9568 intgru 10236 shftfib 14431 rlimdm 14908 mat1scmat 21148 imasnopn 22298 imasncld 22299 imasncls 22300 ustuqtop1 22850 ustuqtop2 22851 ustuqtop3 22852 blval2 23172 dfnbgr2 27119 nbuhgr 27125 fmlasucdisj 32646 opelco3 33018 funpartfv 33406 tailfb 33725 el3v23 35512 eldm4 35546 eldmcnv 35617 ecin0 35621 brcoss3 35693 pwslnmlem1 39741 rlimdmafv 43425 dfatsnafv2 43500 dfafv23 43501 dfatdmfcoafv2 43502 rlimdmafv2 43506 uspgrsprfo 44072 |
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