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| Mirrors > Home > ILE Home > Th. List > syl32anc | GIF version | ||
| Description: Syllogism combined with contraction. (Contributed by NM, 11-Mar-2012.) |
| Ref | Expression |
|---|---|
| sylXanc.1 | ⊢ (𝜑 → 𝜓) |
| sylXanc.2 | ⊢ (𝜑 → 𝜒) |
| sylXanc.3 | ⊢ (𝜑 → 𝜃) |
| sylXanc.4 | ⊢ (𝜑 → 𝜏) |
| sylXanc.5 | ⊢ (𝜑 → 𝜂) |
| syl32anc.6 | ⊢ (((𝜓 ∧ 𝜒 ∧ 𝜃) ∧ (𝜏 ∧ 𝜂)) → 𝜁) |
| Ref | Expression |
|---|---|
| syl32anc | ⊢ (𝜑 → 𝜁) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | sylXanc.1 | . 2 ⊢ (𝜑 → 𝜓) | |
| 2 | sylXanc.2 | . 2 ⊢ (𝜑 → 𝜒) | |
| 3 | sylXanc.3 | . 2 ⊢ (𝜑 → 𝜃) | |
| 4 | sylXanc.4 | . . 3 ⊢ (𝜑 → 𝜏) | |
| 5 | sylXanc.5 | . . 3 ⊢ (𝜑 → 𝜂) | |
| 6 | 4, 5 | jca 306 | . 2 ⊢ (𝜑 → (𝜏 ∧ 𝜂)) |
| 7 | syl32anc.6 | . 2 ⊢ (((𝜓 ∧ 𝜒 ∧ 𝜃) ∧ (𝜏 ∧ 𝜂)) → 𝜁) | |
| 8 | 1, 2, 3, 6, 7 | syl31anc 1281 | 1 ⊢ (𝜑 → 𝜁) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 ∧ w3a 1009 |
| 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 df-3an 1011 |
| This theorem is used by: ioom 10713 modifeq2int 10845 modaddmodup 10846 seq3f1olemqsum 10972 seq3f1o 10976 exple1 11054 leexp2rd 11163 nn0ltexp2 11170 facubnd 11206 permnn 11233 dfabsmax 12007 expcnvre 12296 dvdsadd2b 12633 dvdsmulgcd 12828 sqgcd 12832 bezoutr 12835 cncongr2 12908 hashgcdlem 13046 modprm0 13063 modprmn0modprm0 13065 2idlcpblrng 14970 tgioo 15792 mpodvdsmulf1o 16296 perfectlem2 16312 lgssq 16376 lgssq2 16377 gausslemma2dlem7 16404 lgsquad2lem1 16417 lgsquad2lem2 16418 |
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