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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 471 | . 2 ⊢ (((𝜑 ∧ 𝜓) ∧ (𝜒 ∧ 𝜃)) ↔ (𝜑 ∧ (𝜓 ∧ (𝜒 ∧ 𝜃)))) | |
2 | an12 643 | . . 3 ⊢ ((𝜓 ∧ (𝜒 ∧ 𝜃)) ↔ (𝜒 ∧ (𝜓 ∧ 𝜃))) | |
3 | 2 | bianass 640 | . 2 ⊢ ((𝜑 ∧ (𝜓 ∧ (𝜒 ∧ 𝜃))) ↔ ((𝜑 ∧ 𝜒) ∧ (𝜓 ∧ 𝜃))) |
4 | 1, 3 | bitri 277 | 1 ⊢ (((𝜑 ∧ 𝜓) ∧ (𝜒 ∧ 𝜃)) ↔ ((𝜑 ∧ 𝜒) ∧ (𝜓 ∧ 𝜃))) |
Colors of variables: wff setvar class |
Syntax hints: ↔ wb 208 ∧ wa 398 |
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 |
This theorem is referenced by: an42 655 an4s 658 anandi 674 anandir 675 an6 1441 an33rean 1479 reeanlem 3366 reu2 3716 rmo4 3721 rmo3f 3725 rmo3 3872 rmo3OLD 3873 2reu1 3881 2reu4lem 4465 disjiun 5046 inxp 5698 xp11 6027 fununi 6424 fun 6535 resoprab2 7265 sorpsscmpl 7454 xporderlem 7815 poxp 7816 dfac5lem1 9543 zorn2lem6 9917 cju 11628 ixxin 12749 elfzo2 13035 xpcogend 14328 summo 15068 prodmo 15284 dfiso2 17036 issubmd 17965 gsumval3eu 19018 dvdsrtr 19396 isirred2 19445 lspsolvlem 19908 domnmuln0 20065 abvn0b 20069 pf1ind 20512 unocv 20818 ordtrest2lem 21805 lmmo 21982 ptbasin 22179 txbasval 22208 txcnp 22222 txlm 22250 tx1stc 22252 tx2ndc 22253 isfild 22460 txflf 22608 isclmp 23695 mbfi1flimlem 24317 iblcnlem1 24382 iblre 24388 iblcn 24393 logfaclbnd 25792 axcontlem4 26747 axcontlem7 26750 ocsh 29054 pjhthmo 29073 5oalem6 29430 cvnbtwn4 30060 superpos 30125 cdj3i 30212 smatrcl 31056 ordtrest2NEWlem 31160 cusgr3cyclex 32378 dfpo2 32986 poseq 33090 fprlem1 33132 frrlem15 33137 lineext 33532 outsideoftr 33585 hilbert1.2 33611 lineintmo 33613 neibastop1 33702 bj-inrab 34240 isbasisrelowllem1 34630 isbasisrelowllem2 34631 ptrest 34885 poimirlem26 34912 ismblfin 34927 unirep 34982 inixp 34997 ablo4pnp 35152 keridl 35304 ispridlc 35342 anan 35493 br1cosscnvxrn 35708 dfeldisj3 35946 prtlem70 35987 lcvbr3 36153 cvrnbtwn4 36409 linepsubN 36882 pmapsub 36898 pmapjoin 36982 ltrnu 37251 diblsmopel 38301 pell1234qrmulcl 39445 isdomn3 39797 ifpan23 39818 ifpidg 39850 ifpbibib 39869 uneqsn 40366 |
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