Message #2559

From: Melinda Green <melinda@superliminal.com>
Subject: Re: [MC4D] Re: RefleCube: a reflection on the Rubik’s Cube
Date: Mon, 17 Dec 2012 23:42:51 -0800

Ah ha, I think I see that there are 3 orbits corresponding to the 3
major planes. Each edge piece always stays within it’s plane.
-Melinda

On 12/17/2012 8:09 PM, schuma wrote:
> I don’t get it. How can you turn a face by 90 degrees on Mirror + only, or Mirror X only? I think it’s impossible because of the orbit constraints. And the centers never move, so you can’t play any trick on the global orientation.
>
> Nan
>
> — In 4D_Cubing@yahoogroups.com, "Andrey" wrote:
>
> Good puzzle about 90 deg twist. I can do both VERY quickly :)
> And mixed puzzle needs two reflections.
>
> Andrey
>
> — In 4D_Cubing@yahoogroups.com, Melinda Green wrote:
>
> Indeed, your new puzzle is awesome, Nan! I find your UI to be very easy
> to understand and manipulate. I was able to solve the Mirror + version
> intuitively which surprised me. I did restart a few times when I felt
> stuck near the end so maybe that let me skip the whacky things that can
> happen. I like this puzzle a lot, perhaps because so many things that
> are tricky to do in the original puzzle can be done here with a single
> move.
>
> For those wanting to see reflection moves in David’s MC3D, the key is to
> type ctrl-q before a mouse click.
>
> Here is a puzzle: What is the simplest way to perform a 90 degree face
> twist on the Mirror + or Mirror X puzzles?
>
> -Melinda
>
>
>
>
>
> ————————————
>
> Yahoo! Groups Links
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>