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Mirrors > Home > MPE Home > Th. List > simpr1l | Structured version Visualization version GIF version |
Description: Simplification of conjunction. (Contributed by NM, 9-Mar-2012.) (Proof shortened by Wolf Lammen, 24-Jun-2022.) |
Ref | Expression |
---|---|
simpr1l | ⊢ ((𝜏 ∧ ((𝜑 ∧ 𝜓) ∧ 𝜒 ∧ 𝜃)) → 𝜑) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simprl 769 | . 2 ⊢ ((𝜏 ∧ (𝜑 ∧ 𝜓)) → 𝜑) | |
2 | 1 | 3ad2antr1 1184 | 1 ⊢ ((𝜏 ∧ ((𝜑 ∧ 𝜓) ∧ 𝜒 ∧ 𝜃)) → 𝜑) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∧ w3a 1083 |
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 df-3an 1085 |
This theorem is referenced by: oppccatid 16989 subccatid 17116 setccatid 17344 catccatid 17362 estrccatid 17382 xpccatid 17438 gsmsymgreqlem1 18558 dmdprdsplit 19169 neiptopnei 21740 neitr 21788 neitx 22215 tx1stc 22258 utop3cls 22860 metustsym 23165 ax5seg 26724 clwwlkccat 27768 3pthdlem1 27943 esumpcvgval 31337 esum2d 31352 ifscgr 33505 brofs2 33538 brifs2 33539 btwnconn1lem8 33555 btwnconn1lem12 33559 seglecgr12im 33571 unbdqndv2 33850 lhp2lt 37152 cdlemd1 37349 cdleme3b 37380 cdleme3c 37381 cdleme3e 37383 cdlemf2 37713 cdlemg4c 37763 cdlemn11pre 38361 dihmeetlem12N 38469 stoweidlem60 42365 |
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