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| Mirrors > Home > ILE Home > Th. List > mpbir3and | GIF version | ||
| Description: Detach a conjunction of truths in a biconditional. (Contributed by Mario Carneiro, 11-May-2014.) |
| Ref | Expression |
|---|---|
| mpbir3and.1 | ⊢ (𝜑 → 𝜒) |
| mpbir3and.2 | ⊢ (𝜑 → 𝜃) |
| mpbir3and.3 | ⊢ (𝜑 → 𝜏) |
| mpbir3and.4 | ⊢ (𝜑 → (𝜓 ↔ (𝜒 ∧ 𝜃 ∧ 𝜏))) |
| Ref | Expression |
|---|---|
| mpbir3and | ⊢ (𝜑 → 𝜓) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mpbir3and.1 | . . 3 ⊢ (𝜑 → 𝜒) | |
| 2 | mpbir3and.2 | . . 3 ⊢ (𝜑 → 𝜃) | |
| 3 | mpbir3and.3 | . . 3 ⊢ (𝜑 → 𝜏) | |
| 4 | 1, 2, 3 | 3jca 1208 | . 2 ⊢ (𝜑 → (𝜒 ∧ 𝜃 ∧ 𝜏)) |
| 5 | mpbir3and.4 | . 2 ⊢ (𝜑 → (𝜓 ↔ (𝜒 ∧ 𝜃 ∧ 𝜏))) | |
| 6 | 4, 5 | mpbird 167 | 1 ⊢ (𝜑 → 𝜓) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ↔ wb 105 ∧ w3a 1009 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 |
| This theorem is referenced by: ixxss1 10289 ixxss2 10290 ixxss12 10291 ubioc1 10314 lbico1 10315 lbicc2 10369 ubicc2 10370 lincmble 10389 elicod 10682 modqelico 10754 zmodfz 10766 modqmuladdim 10787 addmodid 10792 phicl2 12975 4sqlem12 13164 isstruct2r 13346 issubmd 13764 mndissubm 13765 submid 13767 subsubm 13773 0subm 13774 mhmima 13781 mhmeql 13782 issubgrpd2 13976 grpissubg 13980 subgintm 13984 nmzsubg 13996 eqger 14010 eqgcpbl 14014 ghmrn 14043 ghmpreima 14052 unitsubm 14409 subrgsubm 14525 subrgugrp 14531 subrgintm 14534 islssmd 14679 lsssubg 14697 islss4 14702 issubrgd 14772 lidlsubg 14806 2idlcpblrng 14843 mplsubgfi 15075 lmtopcnp 15334 xmeter 15520 tgqioo 15639 suplociccreex 15708 dedekindicc 15717 ivthinclemlopn 15720 ivthinclemuopn 15722 sin0pilem2 15866 pilem3 15867 coseq0q4123 15918 log2tlbndlog2 16065 uhgrissubgr 16485 egrsubgr 16487 uhgrspansubgr 16501 wlkres 16603 |
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