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| Mirrors > Home > MPE Home > Th. List > exlimiiv | Structured version Visualization version GIF version | ||
| Description: Inference (Rule C) associated with exlimiv 1963. (Contributed by BJ, 19-Dec-2020.) |
| Ref | Expression |
|---|---|
| exlimiv.1 | ⊢ (𝜑 → 𝜓) |
| exlimiiv.2 | ⊢ ∃𝑥𝜑 |
| Ref | Expression |
|---|---|
| exlimiiv | ⊢ 𝜓 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | exlimiiv.2 | . 2 ⊢ ∃𝑥𝜑 | |
| 2 | exlimiv.1 | . . 3 ⊢ (𝜑 → 𝜓) | |
| 3 | 2 | exlimiv 1963 | . 2 ⊢ (∃𝑥𝜑 → 𝜓) |
| 4 | 1, 3 | ax-mp 5 | 1 ⊢ 𝜓 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∃wex 1812 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 |
| This proof depends on definitions: df-bi 210 df-ex 1813 |
| This theorem is used by: equid 2045 ax7 2049 sbcom2 2210 ax12v2 2218 19.8a 2220 ax6e 2417 axc11n 2460 vtocle 3525 bm1.3iiOLD 5267 vneqv 5281 axprlem2 5397 axpr 5400 axprlem1OLD 5401 axprOLD 5405 elirrv 9566 elirrvOLD 9567 inf3 9611 omex 9619 epfrs 9707 kmlem2 10151 axcc2lem 10435 dcomex 10446 axdclem2 10519 pwcfsdom 10583 grothpw 10826 grothpwex 10827 grothomex 10829 grothac 10830 cnso 16325 aannenlem3 26544 mulog2sum 27752 axnulALT3 35560 axprALT2 35561 in-ax8 36793 ss-ax8 36794 axtco1from2 37043 axnulregtco 37048 regsfromregtco 37106 mh-inf3sn 37110 bj-ax12 37336 bj-ax6e 37347 wl-spae 38233 ormkglobd 47649 |
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