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Mirrors > Home > MPE Home > Th. List > jca2 | Structured version Visualization version GIF version |
Description: Inference conjoining the consequents of two implications. (Contributed by Rodolfo Medina, 12-Oct-2010.) |
Ref | Expression |
---|---|
jca2.1 | ⊢ (𝜑 → (𝜓 → 𝜒)) |
jca2.2 | ⊢ (𝜓 → 𝜃) |
Ref | Expression |
---|---|
jca2 | ⊢ (𝜑 → (𝜓 → (𝜒 ∧ 𝜃))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | jca2.1 | . 2 ⊢ (𝜑 → (𝜓 → 𝜒)) | |
2 | jca2.2 | . . 3 ⊢ (𝜓 → 𝜃) | |
3 | 2 | a1i 11 | . 2 ⊢ (𝜑 → (𝜓 → 𝜃)) |
4 | 1, 3 | jcad 515 | 1 ⊢ (𝜑 → (𝜓 → (𝜒 ∧ 𝜃))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 |
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 |
This theorem is referenced by: rr19.28v 3665 preddowncl 6178 ssimaex 6751 onfununi 7981 oaordex 8187 domtriord 8666 findcard3 8764 unfilem1 8785 fodomfib 8801 inf0 9087 inf3lem3 9096 tcel 9190 fidomtri2 9426 alephval3 9539 zorn2lem6 9926 fodomb 9951 eqreznegel 12337 iserodd 16175 cshwsiun 16436 txcn 22237 ssfg 22483 fclsnei 22630 eldmgm 25602 cvmlift2lem10 32563 relcnveq3 35582 iss2 35605 elrelscnveq3 35735 jca3 35996 prjspreln0 39265 rfovcnvf1od 40356 mnuop3d 40613 |
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