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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 1379 an6 1474 reeanlem 3236 reu2 3689 rmo4 3694 rmo3f 3698 rmo3 3843 2reu1 3852 2reu4lem 4485 disjiun 5098 inxp 5820 xp11 6175 dfpo2 6299 fununi 6613 fun 6742 resoprab2 7531 sorpsscmpl 7733 xporderlem 8124 poxp 8125 poseq 8155 fprlem1 8298 frrlem15 9730 dfac5lem1 10108 zorn2lem6 10486 cju 12215 ixxin 13390 elfzo2 13692 xpcogend 15013 summo 15770 prodmo 15992 dfiso2 17830 issubmd 18865 gsumval3eu 19975 dvdsrtr 20451 isirred2 20504 domnmuln0 20795 isdomn3 20800 abvn0b 20920 lspsolvlem 21247 unocv 21811 pf1ind 22496 ordtrest2lem 23341 lmmo 23518 ptbasin 23715 txbasval 23744 txcnp 23758 txlm 23786 tx1stc 23788 tx2ndc 23789 isfild 23996 txflf 24144 isclmp 25237 mbfi1flimlem 25862 iblcnlem1 25928 iblre 25934 iblcn 25939 logfaclbnd 27367 ons2ind 28449 axcontlem4 29298 axcontlem7 29301 ocsh 31616 pjhthmo 31635 5oalem6 31992 cvnbtwn4 32622 superpos 32687 cdj3i 32774 smatrcl 34167 ordtrest2NEWlem 34293 cusgr3cyclex 35609 lineext 36549 outsideoftr 36602 hilbert1.2 36628 lineintmo 36630 neibastop1 36851 bj-inrab 37544 isbasisrelowllem1 37982 isbasisrelowllem2 37983 ptrest 38251 poimirlem26 38278 ismblfin 38293 unirep 38346 inixp 38360 ablo4pnp 38512 keridl 38664 ispridlc 38702 anan 38865 disjecxrn 39042 coss1cnvres 39137 br1cosscnvxrn 39194 dfeldisj3 39441 antisymrelres 39496 prtlem70 39612 lcvbr3 39778 cvrnbtwn4 40034 linepsubN 40507 pmapsub 40523 pmapjoin 40607 ltrnu 40876 diblsmopel 41926 pell1234qrmulcl 43565 ifpan23 44169 ifpidg 44200 ifpbibib 44219 uneqsn 44734 isthincd2 50198 |
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