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| Mirrors > Home > ILE Home > Th. List > anim12d | GIF version | ||
| Description: Conjoin antecedents and consequents in a deduction. (Contributed by NM, 3-Apr-1994.) (Proof shortened by Wolf Lammen, 18-Dec-2013.) |
| Ref | Expression |
|---|---|
| anim12d.1 | ⊢ (𝜑 → (𝜓 → 𝜒)) |
| anim12d.2 | ⊢ (𝜑 → (𝜃 → 𝜏)) |
| Ref | Expression |
|---|---|
| anim12d | ⊢ (𝜑 → ((𝜓 ∧ 𝜃) → (𝜒 ∧ 𝜏))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | anim12d.1 | . 2 ⊢ (𝜑 → (𝜓 → 𝜒)) | |
| 2 | anim12d.2 | . 2 ⊢ (𝜑 → (𝜃 → 𝜏)) | |
| 3 | idd 21 | . 2 ⊢ (𝜑 → ((𝜒 ∧ 𝜏) → (𝜒 ∧ 𝜏))) | |
| 4 | 1, 2, 3 | syl2and 295 | 1 ⊢ (𝜑 → ((𝜓 ∧ 𝜃) → (𝜒 ∧ 𝜏))) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 |
| This proof depends on definitions: df-bi 117 |
| This theorem is used by: anim1d 336 anim2d 337 anim12 344 im2anan9 606 anim12dan 608 3anim123d 1360 hband 1542 hbbid 1628 spsbim 1896 moim 2151 moimv 2153 2euswapdc 2178 rspcimedv 2931 soss 4459 trin2 5179 xp11m 5226 funss 5396 fun 5561 dff13 5974 f1eqcocnv 5997 isores3 6021 isosolem 6030 f1o2ndf1 6464 tposfn2 6537 tposf1o2 6541 nndifsnid 6780 nnaordex 6801 supmoti 7333 isotilem 7346 recexprlemss1l 8002 recexprlemss1u 8003 caucvgsrlemoffres 8167 suplocsrlem 8175 nnindnn 8260 eqord1 8811 lemul12b 9192 lt2msq 9217 lbreu 9276 cju 9292 nnind 9321 uz11 9947 xrre2 10225 ico0 10698 ioc0 10699 expcan 11156 swrdccatin2 11503 gcdaddm 12763 bezoutlemaz 12782 bezoutlembz 12783 isprm3 12898 prmdiveq 13016 mulgpropdg 13969 imasabl 14142 subrgdvds 14545 epttop 15193 cnptopresti 15341 cnptoprest 15342 txcnp 15374 addcncntoplem 15664 mulcncflem 15710 umgrvad2edg 16464 wlk1walkdom 16612 bj-stand 16788 exmidsbthrlem 17079 |
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