Description: Join three consequents. (Contributed by FL, 1-Aug-2009)
Ref | Expression | ||
---|---|---|---|
Hypotheses | jca31.1 | ⊢ ( 𝜑 → 𝜓 ) | |
jca31.2 | ⊢ ( 𝜑 → 𝜒 ) | ||
jca31.3 | ⊢ ( 𝜑 → 𝜃 ) | ||
Assertion | jca32 | ⊢ ( 𝜑 → ( 𝜓 ∧ ( 𝜒 ∧ 𝜃 ) ) ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | jca31.1 | ⊢ ( 𝜑 → 𝜓 ) | |
2 | jca31.2 | ⊢ ( 𝜑 → 𝜒 ) | |
3 | jca31.3 | ⊢ ( 𝜑 → 𝜃 ) | |
4 | 2 3 | jca | ⊢ ( 𝜑 → ( 𝜒 ∧ 𝜃 ) ) |
5 | 1 4 | jca | ⊢ ( 𝜑 → ( 𝜓 ∧ ( 𝜒 ∧ 𝜃 ) ) ) |