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Mirrors > Home > MPE Home > Th. List > 3anassrs | Structured version Visualization version GIF version |
Description: Associative law for conjunction applied to antecedent (eliminates syllogism). (Contributed by Mario Carneiro, 4-Jan-2017.) |
Ref | Expression |
---|---|
3anassrs.1 | ⊢ ((𝜑 ∧ (𝜓 ∧ 𝜒 ∧ 𝜃)) → 𝜏) |
Ref | Expression |
---|---|
3anassrs | ⊢ ((((𝜑 ∧ 𝜓) ∧ 𝜒) ∧ 𝜃) → 𝜏) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3anassrs.1 | . . 3 ⊢ ((𝜑 ∧ (𝜓 ∧ 𝜒 ∧ 𝜃)) → 𝜏) | |
2 | 1 | 3exp2 1277 | . 2 ⊢ (𝜑 → (𝜓 → (𝜒 → (𝜃 → 𝜏)))) |
3 | 2 | imp41 617 | 1 ⊢ ((((𝜑 ∧ 𝜓) ∧ 𝜒) ∧ 𝜃) → 𝜏) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 383 ∧ w3a 1031 |
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 196 df-an 385 df-3an 1033 |
This theorem is referenced by: ralrimivvva 2955 euotd 4900 dfgrp3e 17338 kerf1hrm 18566 psgndif 19767 neiptopnei 20746 neitr 20794 neitx 21220 cnextcn 21681 utoptop 21848 ustuqtoplem 21853 ustuqtop1 21855 utopsnneiplem 21861 utop3cls 21865 trcfilu 21908 neipcfilu 21910 xmetpsmet 21963 metustsym 22170 grporcan 26756 disjdsct 28863 xrofsup 28923 omndmul2 29043 archirngz 29074 archiabllem1 29078 archiabllem2c 29080 reofld 29171 pstmfval 29267 tpr2rico 29286 esumpcvgval 29467 esumcvg 29475 esum2d 29482 voliune 29619 signsply0 29954 signstfvneq0 29975 |
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