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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 1351 | . 2 ⊢ (𝜑 → (𝜓 → (𝜒 → (𝜃 → 𝜏)))) |
3 | 2 | imp41 429 | 1 ⊢ ((((𝜑 ∧ 𝜓) ∧ 𝜒) ∧ 𝜃) → 𝜏) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 399 ∧ w3a 1084 |
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 210 df-an 400 df-3an 1086 |
This theorem is referenced by: ralrimivvva 3157 euotd 5368 dfgrp3e 18191 kerf1ghm 19491 psgndif 20291 neiptopnei 21737 neitr 21785 neitx 22212 cnextcn 22672 utoptop 22840 ustuqtoplem 22845 ustuqtop1 22847 utopsnneiplem 22853 utop3cls 22857 neipcfilu 22902 xmetpsmet 22955 metustsym 23162 grporcan 28301 disjdsct 30462 xrofsup 30518 omndmul2 30763 archirngz 30868 archiabllem1 30872 archiabllem2c 30874 reofld 30964 prmidl2 31024 pstmfval 31249 tpr2rico 31265 esumpcvgval 31447 esumcvg 31455 esum2d 31462 voliune 31598 signsply0 31931 signstfvneq0 31952 |
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