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Re: 3 look permutation.

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  • nureddin1
    Thanx larrpas and jessica for your answers... perhaps (ill)logic is the wrong word but some algs seem to fit both my hands and eye more than others. I will
    Message 1 of 4 , May 30, 2002
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      Thanx larrpas and jessica for your answers... perhaps (ill)logic is
      the wrong word but some algs seem to fit both my hands and eye more
      than others. I will work on your customizing suggestions...

      --- In speedsolvingrubikscube@y..., "larrpas" <larrpas@y...> wrote:
      > I won't say those algorithms are "illogic". In fact, I think that
      the
      > permutation algorithms are very simple to learn and as there's only
      > 13 of them (up to isomorphism or 21 if you prefer) you just have to
      > sit and learn them one by one. Then, you'll see some logic. You
      > should also read the hints in Jessica's page (a really good page by
      > the way, thanx a lot) about customizing the algorithms. I learned
      all
      > the orientation and permutation algoritms about three years ago. It
      > took me less then a week to learn the 21 cases for permutation.
      Then,
      > I broke my cube and don't touch another one in more then two years!
      > You know what? Even after two years, I still remember all the
      > permutation alg. (but I can't say the same thing about the
      > orientation alg.!). That's what I mean by "you'll see some logic".
      >
      > When an alg. starts with U, U2 or U', it refers to the picture. It
      > just means that you don't have to move the U slice to fit the
      > pictures and then move it again. You were talking about logic, that
      > is pure logic!
      > I hope this will help you,
      > PL
      >
      >
      > --- In speedsolvingrubikscube@y..., "nureddin1" <tommy.jyrkas@t...>
      > wrote:
      > > Im moving from the intermideate 4 look LL to Dan Knight´s
      suggested
      > > advanced 3 look LL ( orient edges, orient corners and permute
      all).
      > > My questions and observations; In Jessicas page the notation
      > > sometimes starts with (U1), (U2)or (U3).What does this mean?
      > > Some permutations seem to make some logic sense to me and are
      very
      > > easy to memorise, fo example; R²U Fs R²Bs U R² while others dont
      > make
      > > sense at all like R B U'B'U B U B²R'B U B U'B'. Does anyone have
      > any
      > > suggestions of how to approach these "illogic" algorithms?
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