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| Mirrors > Home > MPE Home > Th. List > exlimiiv | Structured version Visualization version GIF version | ||
| Description: Inference (Rule C) associated with exlimiv 1965. (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 1965 | . 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 1945 |
| This proof depends on definitions: df-bi 210 df-ex 1813 |
| This theorem is used by: equid 2047 ax7 2051 sbcom2 2212 ax12v2 2218 19.8a 2221 ax6e 2415 axc11n 2458 vtocle 3522 vneqv 5276 axprlem2 5393 axpr 5396 axprlem1OLD 5397 elirrv 9628 elirrvOLD 9629 inf3 9673 omex 9681 epfrs 9769 kmlem2 10269 axcc2lem 10553 dcomex 10564 axdclem2 10637 pwcfsdom 10707 grothpw 10950 grothpwex 10951 grothomex 10953 grothac 10954 cnso 16459 aannenlem3 26714 mulog2sum 27921 axnulALT3 35856 axprALT2 35857 in-ax8 37228 ss-ax8 37229 axtco1from2 37478 axnulregtco 37483 regsfromregtco 37541 mh-inf3sn 37545 bj-ax12 37771 bj-ax6e 37782 wl-spae 38721 ormkglobd 48160 |
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