Message #526

From: Roice Nelson <>
Subject: Re: [MC4D] Re: Did I Hear MC6D??
Date: Sat, 24 May 2008 15:07:39 -0500

I should have perhaps used the album feature of yahoo groups instead of
attaching pics, which I just noticed when editing the wish list (sorry for
any possible trouble). The pics are here now too:


On Sat, May 24, 2008 at 2:56 PM, Roice Nelson <> wrote:

> I don’t think MC6D is in development, and the discussion about really
> making one isn’t serious, but interesting for sure! For myself, I also
> don’t think the puzzle would be fun ;) But anyway, Nelson Makes a good
> point about the problem of too many centrally projected axes. I actually
> did a little proof of concept investigation of the MC6D display a while
> ago (very little code was required), and so I can show a few screen shots.
> These would be a display of 3^6 where all stickers are drawn as points
> (instead of 5-cubes). I’m attaching 3 pics, the first with the 3 higher-d
> axes all centrally projected, the second with 2 of 3 centrally projected,
> and the third with only 1 of 3 centrally projected. The offsets of the
> projection points from center in the latter two cases were just given some
> arbitrary values, as there could be a lot of choices. This is as far as
> I wanted to take it myself, but I’m happy to send anyone the 100 or so lines
> of code I hacked into MC5D to produce these if they wanted to take it any
> further.
> Btw, when I had looked at this, I came to the conclusion that I liked MC5D
> with the uv axes both centrally projected better than giving one an off axes
> projection, so I didn’t take any time to try to add extended projection
> possibilities as a feature (How would the UI provide a nice way to choose
> the offset anyway?). I just made one more screen shot with an example
> non-central MC5D projection. I’ve always liked the look of 4-cubes
> centrally projected better as well, maybe because I perceive it as appearing
> more symmetrical. But I do think in the MC4D case, it could be a cool
> extension nonetheless… I just saw Melinda’s email, so I think I’ll go add
> this to the group wish-list :)
> Roice