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Mirrors > Home > ILE Home > Th. List > a2d | GIF version |
Description: Deduction distributing an embedded antecedent. (Contributed by NM, 23-Jun-1994.) |
Ref | Expression |
---|---|
a2d.1 | ⊢ (𝜑 → (𝜓 → (𝜒 → 𝜃))) |
Ref | Expression |
---|---|
a2d | ⊢ (𝜑 → ((𝜓 → 𝜒) → (𝜓 → 𝜃))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | a2d.1 | . 2 ⊢ (𝜑 → (𝜓 → (𝜒 → 𝜃))) | |
2 | ax-2 6 | . 2 ⊢ ((𝜓 → (𝜒 → 𝜃)) → ((𝜓 → 𝜒) → (𝜓 → 𝜃))) | |
3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → ((𝜓 → 𝜒) → (𝜓 → 𝜃))) |
Colors of variables: wff set class |
Syntax hints: → wi 4 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 |
This theorem is referenced by: mpdd 40 imim2d 53 imim3i 60 loowoz 101 cbv1 1672 ralimdaa 2428 reuss2 3244 finds2 4342 ssrel 4446 ssrel2 4448 ssrelrel 4458 funfvima2 5412 tfrlem1 5946 tfrlemi1 5969 tfri3 5976 rdgon 5996 nneneq 6343 ac6sfi 6379 pitonn 7016 nnaddcl 8059 nnmulcl 8060 zaddcllempos 8388 zaddcllemneg 8390 peano5uzti 8455 uzind2 8459 fzind 8462 zindd 8465 uzaddcl 8674 exfzdc 9249 frec2uzltd 9405 iseqss 9446 iseqfveq2 9448 iseqshft2 9452 monoord 9455 iseqsplit 9458 iseqcaopr3 9460 iseqid3s 9466 iseqhomo 9468 iseqz 9469 expivallem 9477 expcllem 9487 expap0 9506 mulexp 9515 expadd 9518 expmul 9521 leexp2r 9530 leexp1a 9531 bernneq 9593 facdiv 9665 facwordi 9667 faclbnd 9668 faclbnd6 9671 cjexp 9780 resqrexlemover 9896 resqrexlemdecn 9898 resqrexlemlo 9899 resqrexlemcalc3 9902 absexp 9965 dvdsfac 10260 gcdmultiple 10409 rplpwr 10416 nn0seqcvgd 10423 ialginv 10429 ialgcvga 10433 ialgfx 10434 prmdvdsexp 10527 prmfac1 10531 |
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