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| Mirrors > Home > MPE Home > Th. List > an4 | Structured version Visualization version GIF version | ||
| Description: Rearrangement of 4 conjuncts. (Contributed by NM, 10-Jul-1994.) |
| Ref | Expression |
|---|---|
| an4 | ⊢ (((𝜑 ∧ 𝜓) ∧ (𝜒 ∧ 𝜃)) ↔ ((𝜑 ∧ 𝜒) ∧ (𝜓 ∧ 𝜃))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | anass 473 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ (𝜒 ∧ 𝜃)) ↔ (𝜑 ∧ (𝜓 ∧ (𝜒 ∧ 𝜃)))) | |
| 2 | an12 657 | . . 3 ⊢ ((𝜓 ∧ (𝜒 ∧ 𝜃)) ↔ (𝜒 ∧ (𝜓 ∧ 𝜃))) | |
| 3 | 2 | bianass 654 | . 2 ⊢ ((𝜑 ∧ (𝜓 ∧ (𝜒 ∧ 𝜃))) ↔ ((𝜑 ∧ 𝜒) ∧ (𝜓 ∧ 𝜃))) |
| 4 | 1, 3 | bitri 278 | 1 ⊢ (((𝜑 ∧ 𝜓) ∧ (𝜒 ∧ 𝜃)) ↔ ((𝜑 ∧ 𝜒) ∧ (𝜓 ∧ 𝜃))) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 209 ∧ wa 400 |
| 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 401 |
| This theorem is referenced by: an42 669 an4s 672 anandi 688 anandir 689 13an22anass 1377 an6 1471 reeanlem 3242 reu2 3697 rmo4 3702 rmo3f 3706 rmo3 3851 2reu1 3859 2reu4lem 4486 disjiun 5098 inxp 5816 xp11 6172 dfpo2 6294 fununi 6608 fun 6738 resoprab2 7527 sorpsscmpl 7729 xporderlem 8119 poxp 8120 poseq 8150 fprlem1 8293 frrlem15 9725 dfac5lem1 10103 zorn2lem6 10481 cju 12210 ixxin 13385 elfzo2 13686 xpcogend 15007 summo 15764 prodmo 15986 dfiso2 17825 issubmd 18860 gsumval3eu 19970 dvdsrtr 20446 isirred2 20499 domnmuln0 20790 isdomn3 20795 abvn0b 20913 lspsolvlem 21240 unocv 21795 pf1ind 22480 ordtrest2lem 23325 lmmo 23502 ptbasin 23699 txbasval 23728 txcnp 23742 txlm 23770 tx1stc 23772 tx2ndc 23773 isfild 23980 txflf 24128 isclmp 25221 mbfi1flimlem 25846 iblcnlem1 25912 iblre 25918 iblcn 25923 logfaclbnd 27348 ons2ind 28430 axcontlem4 29254 axcontlem7 29257 ocsh 31572 pjhthmo 31591 5oalem6 31948 cvnbtwn4 32578 superpos 32643 cdj3i 32730 smatrcl 34127 ordtrest2NEWlem 34253 cusgr3cyclex 35523 lineext 36463 outsideoftr 36516 hilbert1.2 36542 lineintmo 36544 neibastop1 36755 bj-inrab 37447 isbasisrelowllem1 37884 isbasisrelowllem2 37885 ptrest 38153 poimirlem26 38180 ismblfin 38195 unirep 38248 inixp 38262 ablo4pnp 38414 keridl 38566 ispridlc 38604 anan 38769 disjecxrn 38946 coss1cnvres 39041 br1cosscnvxrn 39098 dfeldisj3 39345 antisymrelres 39400 prtlem70 39516 lcvbr3 39682 cvrnbtwn4 39938 linepsubN 40411 pmapsub 40427 pmapjoin 40511 ltrnu 40780 diblsmopel 41830 pell1234qrmulcl 43467 ifpan23 44071 ifpidg 44102 ifpbibib 44121 uneqsn 44636 isthincd2 50093 |
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