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Mirrors > Home > MPE Home > Th. List > mpidan | Structured version Visualization version GIF version |
Description: A deduction which "stacks" a hypothesis. (Contributed by Stanislas Polu, 9-Mar-2020.) (Proof shortened by Wolf Lammen, 28-Mar-2021.) |
Ref | Expression |
---|---|
mpidan.1 | ⊢ (𝜑 → 𝜒) |
mpidan.2 | ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) |
Ref | Expression |
---|---|
mpidan | ⊢ ((𝜑 ∧ 𝜓) → 𝜃) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpidan.1 | . . 3 ⊢ (𝜑 → 𝜒) | |
2 | 1 | adantr 483 | . 2 ⊢ ((𝜑 ∧ 𝜓) → 𝜒) |
3 | mpidan.2 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ 𝜒) → 𝜃) | |
4 | 2, 3 | mpdan 685 | 1 ⊢ ((𝜑 ∧ 𝜓) → 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: funopsn 6910 oeoelem 8224 qsdisj 8374 faclbnd4lem4 13657 sumrb 15070 prodrblem2 15285 asclpropd 20126 tx2cn 22218 ustuqtop5 22854 iocopnst 23544 cmetcaulem 23891 dvaddbr 24535 dvmulbr 24536 tglineeltr 26417 wlkp1lem6 27460 upgr1wlkdlem2 27925 poimirlem17 34924 poimirlem20 34927 rngonegmn1l 35234 qsdisjALTV 35865 icccncfext 42190 isomuspgrlem2c 44015 |
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