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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 4461 trin2 5182 xp11m 5229 funss 5399 fun 5564 dff13 5977 f1eqcocnv 6000 isores3 6024 isosolem 6033 f1o2ndf1 6468 tposfn2 6541 tposf1o2 6545 nndifsnid 6784 nnaordex 6805 supmoti 7340 isotilem 7353 recexprlemss1l 8009 recexprlemss1u 8010 caucvgsrlemoffres 8174 suplocsrlem 8182 nnindnn 8267 eqord1 8819 lemul12b 9200 lt2msq 9225 lbreu 9284 cju 9300 nnind 9330 uz11 9962 xrre2 10241 ico0 10714 ioc0 10715 expcan 11177 swrdccatin2 11524 gcdaddm 12787 bezoutlemaz 12806 bezoutlembz 12807 isprm3 12922 prmdiveq 13044 mulgpropdg 14027 imasabl 14231 subrgdvds 14653 epttop 15328 cnptopresti 15476 cnptoprest 15477 txcnp 15509 addcncntoplem 15799 mulcncflem 15845 umgrvad2edg 16669 wlk1walkdom 16817 bj-stand 16993 exmidsbthrlem 17285 |
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