Mathbox for Jonathan Ben-Naim |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > bnj1235 | Structured version Visualization version GIF version |
Description: First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
Ref | Expression |
---|---|
bnj1235.1 | ⊢ (𝜑 ↔ (𝜓 ∧ 𝜒 ∧ 𝜃 ∧ 𝜏)) |
Ref | Expression |
---|---|
bnj1235 | ⊢ (𝜑 → 𝜒) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bnj1235.1 | . 2 ⊢ (𝜑 ↔ (𝜓 ∧ 𝜒 ∧ 𝜃 ∧ 𝜏)) | |
2 | id 22 | . 2 ⊢ (𝜒 → 𝜒) | |
3 | 1, 2 | bnj770 32034 | 1 ⊢ (𝜑 → 𝜒) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 208 ∧ w-bnj17 31956 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 209 df-an 399 df-3an 1085 df-bnj17 31957 |
This theorem is referenced by: bnj966 32216 bnj967 32217 bnj910 32220 bnj1006 32232 bnj1018g 32235 bnj1018 32236 bnj1110 32254 bnj1121 32257 bnj1311 32296 |
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