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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 468 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ (𝜒 ∧ 𝜃)) ↔ (𝜑 ∧ (𝜓 ∧ (𝜒 ∧ 𝜃)))) | |
| 2 | an12 646 | . . 3 ⊢ ((𝜓 ∧ (𝜒 ∧ 𝜃)) ↔ (𝜒 ∧ (𝜓 ∧ 𝜃))) | |
| 3 | 2 | bianass 643 | . 2 ⊢ ((𝜑 ∧ (𝜓 ∧ (𝜒 ∧ 𝜃))) ↔ ((𝜑 ∧ 𝜒) ∧ (𝜓 ∧ 𝜃))) |
| 4 | 1, 3 | bitri 275 | 1 ⊢ (((𝜑 ∧ 𝜓) ∧ (𝜒 ∧ 𝜃)) ↔ ((𝜑 ∧ 𝜒) ∧ (𝜓 ∧ 𝜃))) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 ∧ wa 395 |
| 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 207 df-an 396 |
| This theorem is referenced by: an42 658 an4s 661 anandi 677 anandir 678 an6 1448 reeanlem 3208 reu2 3671 rmo4 3676 rmo3f 3680 rmo3 3827 2reu1 3835 2reu4lem 4463 disjiun 5073 inxp 5787 xp11 6139 dfpo2 6260 fununi 6573 fun 6702 resoprab2 7486 sorpsscmpl 7688 xporderlem 8077 poxp 8078 poseq 8108 fprlem1 8250 frrlem15 9681 dfac5lem1 10045 zorn2lem6 10423 cju 12155 ixxin 13315 elfzo2 13616 xpcogend 14936 summo 15679 prodmo 15901 dfiso2 17739 issubmd 18774 gsumval3eu 19879 dvdsrtr 20348 isirred2 20401 domnmuln0 20686 isdomn3 20692 abvn0b 20813 lspsolvlem 21140 unocv 21660 pf1ind 22320 ordtrest2lem 23168 lmmo 23345 ptbasin 23542 txbasval 23571 txcnp 23585 txlm 23613 tx1stc 23615 tx2ndc 23616 isfild 23823 txflf 23971 isclmp 25064 mbfi1flimlem 25689 iblcnlem1 25755 iblre 25761 iblcn 25766 logfaclbnd 27185 ons2ind 28267 axcontlem4 29036 axcontlem7 29039 ocsh 31354 pjhthmo 31373 5oalem6 31730 cvnbtwn4 32360 superpos 32425 cdj3i 32512 13an22anass 32533 smatrcl 33940 ordtrest2NEWlem 34066 cusgr3cyclex 35318 lineext 36258 outsideoftr 36311 hilbert1.2 36337 lineintmo 36339 neibastop1 36541 bj-inrab 37234 isbasisrelowllem1 37671 isbasisrelowllem2 37672 ptrest 37940 poimirlem26 37967 ismblfin 37982 unirep 38035 inixp 38049 ablo4pnp 38201 keridl 38353 ispridlc 38391 anan 38556 disjecxrn 38733 coss1cnvres 38828 br1cosscnvxrn 38885 dfeldisj3 39132 antisymrelres 39187 prtlem70 39303 lcvbr3 39469 cvrnbtwn4 39725 linepsubN 40198 pmapsub 40214 pmapjoin 40298 ltrnu 40567 diblsmopel 41617 pell1234qrmulcl 43283 ifpan23 43887 ifpidg 43918 ifpbibib 43937 uneqsn 44452 isthincd2 49912 |
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