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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 6912 oeoelem 8226 qsdisj 8376 faclbnd4lem4 13659 sumrb 15072 prodrblem2 15287 asclpropd 20128 tx2cn 22220 ustuqtop5 22856 iocopnst 23546 cmetcaulem 23893 dvaddbr 24537 dvmulbr 24538 tglineeltr 26419 wlkp1lem6 27462 upgr1wlkdlem2 27927 poimirlem17 34911 poimirlem20 34914 rngonegmn1l 35221 qsdisjALTV 35852 icccncfext 42177 isomuspgrlem2c 44002 |
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