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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 10697 modifeq2int 10825 modaddmodup 10826 seq3f1olemqsum 10952 seq3f1o 10956 exple1 11034 leexp2rd 11143 nn0ltexp2 11149 facubnd 11185 permnn 11212 dfabsmax 11985 expcnvre 12272 dvdsadd2b 12609 dvdsmulgcd 12804 sqgcd 12808 bezoutr 12811 cncongr2 12884 pw2dvds 12946 hashgcdlem 13018 modprm0 13035 modprmn0modprm0 13037 2idlcpblrng 14862 tgioo 15657 mpodvdsmulf1o 16110 perfectlem2 16120 lgssq 16171 lgssq2 16172 gausslemma2dlem7 16199 lgsquad2lem1 16212 lgsquad2lem2 16213 |
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