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Surreal 4 #4243

Merged
merged 80 commits into from
Sep 25, 2024
Merged

Surreal 4 #4243

merged 80 commits into from
Sep 25, 2024

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sctfn
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@sctfn sctfn commented Sep 25, 2024

Some basic surreal work. I got a little stuck in the past few weeks, so I thought it would be best to send along what I've got. Easiest to review via file view.

@langgerard
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In the comment of sltn0, should not A and B be X and Y ?

set.mm Outdated
Comment on lines 533159 to 533162
$( If ` B ` is conitial with ` C ` and ` A ` precedes ` C ` , then ` A `
precedes ` B ` . (Contributed by Scott Fenton, 24-Sep-2024.) $)
coinitsslt $p |- ( ( B e. ~P No /\
A. x e. B E. y e. C y <s x /\ A <<s C ) -> A <<s B ) $=
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conitial > coinitial

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Fixed

set.mm Outdated
Comment on lines 532658 to 532663
sssslt1 $p |- ( ( A <<s B /\ C C_ A ) -> C <<s B ) $=
( vx vy csslt wbr wss wa cvv wcel csur cslt wral w3a ssltex1 adantr simpr
cv ssexd ssltex2 ssltss1 sstrd ssltss2 ssltsep ssralv mpan9 3jca brsslt
syl21anbrc ) ABFGZCAHZIZCJKBJKZCLHZBLHZDSESMGEBNZDCNZOCBFGUMCAJUKAJKULABP
QUKULRZTUKUNULABUAQUMUOUPURUMCALUSUKALHULABUBQUCUKUPULABUDQUKUQDANULURDEA
BUEUQDCAUFUGUHDECBUIUJ $.
( vx vy csslt wbr wss wa cvv wcel ssltex1 adantr simpr ssexd ssltex2 csur
ssltss1 sstrd cv ssltss2 cslt simp1l simp1r simp2 sseldd ssltsepc syl3anc
w3a simp3 ssltd ) ABFGZCAHZIZDECBJJUNCAJULAJKUMABLMULUMNZOULBJKUMABPMUNCA
QUOULAQHUMABRMSULBQHUMABUAMUNDTZCKZETZBKZUIZULUPAKUSUPURUBGULUMUQUSUCUTCA
UPULUMUQUSUDUNUQUSUEUFUNUQUSUJABUPURUGUHUK $.
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this proof gets longer

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New proof

Comment on lines 532860 to +532866
ssltun1 $p |- ( ( A <<s C /\ B <<s C ) -> ( A u. B ) <<s C ) $=
( vx vy csslt wbr wa cvv wcel csur wss wral ssltex1 adantr ssltss1 adantl
cv ssltsep sylanbrc cun w3a unexg syl2an ssltex2 jca unssd ssltss2 ralunb
cslt 3jca brsslt ) ACFGZBCFGZHZABUAZIJZCIJZHUPKLZCKLZDRERUJGECMZDUPMZUBUP
CFGUOUQURUMAIJBIJUQUNACNBCNABIIUCUDUMURUNACUEOUFUOUSUTVBUOABKUMAKLUNACPOU
NBKLUMBCPQUGUNUTUMBCUHQUOVADAMZVADBMZVBUMVCUNDEACSOUNVDUMDEBCSQVADABUITUK
DEUPCULT $.
( vx vy csslt wbr cvv wcel ssltex1 adantr adantl csur ssltss1 cv ssltsepc
wss wi 3exp com12 wa cun unexd ssltex2 unssd ssltss2 cslt elun jaoi sylbi
wo 3imp21 ssltd ) ACFGZBCFGZUAZDEABUBZCHHUPABHHUNAHIUOACJKUOBHIUNBCJLUCUN
CHIUOACUDKUPABMUNAMQUOACNKUOBMQUNBCNLUEUNCMQUOACUFKDOZUQIZUPEOZCIZURUTUGG
ZUSURAIZURBIZUKUPVAVBRZRZURABUHVCVFVDUPVCVEUNVCVERUOUNVCVAVBACURUTPSKTUPV
DVEUOVDVERUNUOVDVAVBBCURUTPSLTUIUJULUM $.
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this proof gets longer

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New proof

@sctfn
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sctfn commented Sep 25, 2024

In the comment of sltn0, should not A and B be X and Y ?

Fixed

@sctfn sctfn merged commit 4b34a61 into develop Sep 25, 2024
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@sctfn sctfn deleted the surreal-4 branch September 25, 2024 18:59
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6 participants