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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 1203 | . 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 1004 |
| 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 1006 |
| This theorem is referenced by: ixxss1 10139 ixxss2 10140 ixxss12 10141 ubioc1 10164 lbico1 10165 lbicc2 10219 ubicc2 10220 elicod 10525 modqelico 10597 zmodfz 10609 modqmuladdim 10630 addmodid 10635 phicl2 12788 4sqlem12 12977 isstruct2r 13095 issubmd 13559 mndissubm 13560 submid 13562 subsubm 13568 0subm 13569 mhmima 13576 mhmeql 13577 issubgrpd2 13779 grpissubg 13783 subgintm 13787 nmzsubg 13799 eqger 13813 eqgcpbl 13817 ghmrn 13846 ghmpreima 13855 unitsubm 14136 subrgsubm 14251 subrgugrp 14257 subrgintm 14260 islssmd 14376 lsssubg 14394 islss4 14399 issubrgd 14469 lidlsubg 14503 2idlcpblrng 14540 mplsubgfi 14718 lmtopcnp 14977 xmeter 15163 tgqioo 15282 suplociccreex 15351 dedekindicc 15360 ivthinclemlopn 15363 ivthinclemuopn 15365 sin0pilem2 15509 pilem3 15510 coseq0q4123 15561 uhgrissubgr 16115 egrsubgr 16117 uhgrspansubgr 16131 wlkres 16233 |
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