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| Mirrors > Home > MPE Home > Th. List > simpl23 | 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 |
|---|---|
| simpl23 | ⊢ (((𝜃 ∧ (𝜑 ∧ 𝜓 ∧ 𝜒) ∧ 𝜏) ∧ 𝜂) → 𝜒) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpl3 1212 | . 2 ⊢ (((𝜑 ∧ 𝜓 ∧ 𝜒) ∧ 𝜂) → 𝜒) | |
| 2 | 1 | 3ad2antl2 1205 | 1 ⊢ (((𝜃 ∧ (𝜑 ∧ 𝜓 ∧ 𝜒) ∧ 𝜏) ∧ 𝜂) → 𝜒) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
| This proof depends on definitions: df-bi 210 df-an 402 df-3an 1105 |
| This theorem is used by: frrlem10 8316 mulgdirlem 19320 nosupbnd2lem1 28077 noinfbnd2lem1 28092 brbtwn2 29488 ax5seglem3a 29513 ax5seg 29521 axpasch 29524 axeuclid 29546 br8d 33249 br8 36613 cgrextend 36865 segconeq 36867 segconeu 36868 trisegint 36885 ifscgr 36901 cgrsub 36902 cgrxfr 36912 lineext 36933 seglecgr12im 36967 segletr 36971 lineunray 37004 lineelsb2 37005 cvrcmp 40433 cvlsupr2 40493 atcvrj2b 40582 atexchcvrN 40590 3atlem3 40635 3atlem5 40637 lplnnle2at 40691 lplnllnneN 40706 4atlem3 40746 4atlem10b 40755 4atlem12 40762 2llnma3r 40938 paddasslem4 40973 paddasslem7 40976 paddasslem8 40977 paddasslem12 40981 paddasslem13 40982 paddasslem15 40984 pmodlem1 40996 pmodlem2 40997 atmod1i1m 41008 llnexchb2lem 41018 4atex2 41227 ltrnatlw 41333 arglem1N 41340 cdlemd4 41351 cdlemd5 41352 cdleme16 41435 cdleme20 41474 cdleme21k 41488 cdleme27N 41519 cdleme28c 41522 cdleme43fsv1snlem 41570 cdleme38n 41614 cdleme40n 41618 cdleme41snaw 41626 cdlemg6c 41770 cdlemg8c 41779 cdlemg8 41781 cdlemg12e 41797 cdlemg16ALTN 41808 cdlemg16zz 41810 cdlemg18a 41828 cdlemg20 41835 cdlemg22 41837 cdlemg37 41839 cdlemg31d 41850 cdlemg33 41861 cdlemg38 41865 cdlemg44b 41882 cdlemk33N 42059 cdlemk34 42060 cdlemk38 42065 cdlemk35s-id 42088 cdlemk39s-id 42090 cdlemk53b 42106 cdlemk53 42107 cdlemk55 42111 cdlemk35u 42114 cdlemk55u 42116 cdleml3N 42128 cdlemn11pre 42360 aks6d1c1 43259 |
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