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Mirrors > Home > ILE Home > Th. List > mpand | GIF version |
Description: A deduction based on modus ponens. (Contributed by NM, 12-Dec-2004.) (Proof shortened by Wolf Lammen, 7-Apr-2013.) |
Ref | Expression |
---|---|
mpand.1 | ⊢ (𝜑 → 𝜓) |
mpand.2 | ⊢ (𝜑 → ((𝜓 ∧ 𝜒) → 𝜃)) |
Ref | Expression |
---|---|
mpand | ⊢ (𝜑 → (𝜒 → 𝜃)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpand.1 | . 2 ⊢ (𝜑 → 𝜓) | |
2 | mpand.2 | . . 3 ⊢ (𝜑 → ((𝜓 ∧ 𝜒) → 𝜃)) | |
3 | 2 | ancomsd 265 | . 2 ⊢ (𝜑 → ((𝜒 ∧ 𝜓) → 𝜃)) |
4 | 1, 3 | mpan2d 418 | 1 ⊢ (𝜑 → (𝜒 → 𝜃)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 102 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 |
This theorem depends on definitions: df-bi 115 |
This theorem is referenced by: mpani 420 mp2and 423 rspcimedv 2703 ovig 5642 prcdnql 6674 prcunqu 6675 p1le 7927 nnge1 8062 zltp1le 8405 gtndiv 8442 uzss 8639 addlelt 8839 xrre2 8888 xrre3 8889 zltaddlt1le 9028 modfzo0difsn 9397 leexp2r 9530 expnlbnd2 9598 facavg 9673 caubnd2 10003 maxleast 10099 mulcn2 10151 cn1lem 10152 climsqz 10173 climsqz2 10174 climcvg1nlem 10186 zsupcllemstep 10341 gcdzeq 10411 algcvgblem 10431 ialgcvga 10433 lcmdvdsb 10466 coprm 10523 |
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