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CLASSICAL FIRST-ORDER LOGIC WITH EQUALITY
Propositional calculus
Logical conjunction
adantl6r
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pm3.33
Metamath Proof Explorer
Ascii
Unicode
Theorem
adantl6r
Description:
Deduction adding 1 conjunct to antecedent.
(Contributed by
Thierry Arnoux
, 11-Feb-2018)
Ref
Expression
Hypothesis
adantl6r.1
⊢
φ
∧
η
∧
ζ
∧
σ
∧
ρ
∧
μ
∧
λ
→
κ
Assertion
adantl6r
⊢
φ
∧
τ
∧
η
∧
ζ
∧
σ
∧
ρ
∧
μ
∧
λ
→
κ
Proof
Step
Hyp
Ref
Expression
1
adantl6r.1
⊢
φ
∧
η
∧
ζ
∧
σ
∧
ρ
∧
μ
∧
λ
→
κ
2
1
ex
⊢
φ
∧
η
∧
ζ
∧
σ
∧
ρ
∧
μ
→
λ
→
κ
3
2
adantl5r
⊢
φ
∧
τ
∧
η
∧
ζ
∧
σ
∧
ρ
∧
μ
→
λ
→
κ
4
3
imp
⊢
φ
∧
τ
∧
η
∧
ζ
∧
σ
∧
ρ
∧
μ
∧
λ
→
κ