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Mirrors > Home > ILE Home > Th. List > mpanr2 | GIF version |
Description: An inference based on modus ponens. (Contributed by NM, 3-May-1994.) (Proof shortened by Andrew Salmon, 7-May-2011.) (Proof shortened by Wolf Lammen, 7-Apr-2013.) |
Ref | Expression |
---|---|
mpanr2.1 | ⊢ 𝜒 |
mpanr2.2 | ⊢ ((𝜑 ∧ (𝜓 ∧ 𝜒)) → 𝜃) |
Ref | Expression |
---|---|
mpanr2 | ⊢ ((𝜑 ∧ 𝜓) → 𝜃) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpanr2.1 | . . 3 ⊢ 𝜒 | |
2 | 1 | jctr 313 | . 2 ⊢ (𝜓 → (𝜓 ∧ 𝜒)) |
3 | mpanr2.2 | . 2 ⊢ ((𝜑 ∧ (𝜓 ∧ 𝜒)) → 𝜃) | |
4 | 2, 3 | sylan2 284 | 1 ⊢ ((𝜑 ∧ 𝜓) → 𝜃) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 |
This theorem is referenced by: op1steq 6077 fpmg 6568 pmresg 6570 pm54.43 7046 prarloclemarch2 7227 prarloclemlt 7301 prsradd 7594 muleqadd 8429 divdivap1 8483 addltmul 8956 elfzp1b 9877 elfzm1b 9878 expp1zap 10342 expm1ap 10343 fiinbas 12216 opnneissb 12324 blssec 12607 |
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