Message #2798

From: Melinda Green <melinda@superliminal.com>
Subject: Re: [MC4D] RE: MagicTile {∞,3} solutions
Date: Mon, 28 Oct 2013 18:03:09 -0700

Great work, Andrey!
It looks to me like your 18-color puzzle is non-orientable (not
"non-oriented") just like your 6-color puzzle. Readers should be aware
that it’s extremely easy to add puzzles like these into MT. Just drop
the XML files into the "MagicTile\config\user" folder.
-Melinda

On 10/28/2013 4:14 PM, andreyastrelin@yahoo.com wrote:
>
>
> Hi Roice,
>
> Thank you, now it makes sense. So starting edge for "EndRotation" is
> unpredictable?
>
> I made four puzzles based on {10,3}. Three of them are copies of
> spherical and hemispherical puzzles and one (18 colors) looks like new
> one. Configuration files are here:
> https://www.dropbox.com/s/j32xshxy0nefk46/%7B10%2C3%7D.zip
>
>
> Andrey
>
>
>
> —In 4d_cubing@yahoogroups.com, <roice3@…> wrote:
>
> Hi Andrey,
>
> Sorry for the delay. I was camping this weekend and disconnected from
> the interwebs.
>
> To find working values, I looked at your file and compared your
> coloring configuration to the one for the hemidodecahedron. Two tags
> needed to be changed:
>
> * "UseMirroredEdgeSet" needed to be set to false. That is true by
> default, but I’ve noticed it generally must be false for
> non-orientable puzzles.
> * The hemidodec also had "EndRotation" = 1.
>
> Here is a working file, which only differs from your file by those two
> tags:
>
> http://www.gravitation3d.com/magictile/4d_cubing/%7B10,3%7D%206C%20edited.xml
>
> I wanted to note that there was one required alteration to the
> hemidodecahedron coloring config. The elliptic puzzle had
> "InitialEdgeSet" = 1, but for the hyperbolic puzzle, this needed be
> left as the default (initial reflections across all edges) so it could
> fill out the whole plane. It is so interesting how the spherical
> puzzles can be expanded to hyperbolic tilings.
>
> Hope this helps!
>
> Roice
>
>
> On Sat, Oct 26, 2013 at 12:41 PM, <andreyastrelin@…
> <mailto:andreyastrelin@…>> wrote:
>
>
>
> Roice,
>
> can you help me with this example:
> https://www.dropbox.com/s/bkb1runsvpyzooh/%7B10%2C3%7D%206C.xml ?
>
> It gives correct pattern of white faces, but keeps saying
> that all other tiles have the same color. But there should be
> 6 different colors (it’s hemidodecahedron expanded to {10,3}).
> I tried different values of EndRotation, but they don’t help.
> What do I do wrong?
>
> Andrey
>
>
>
> —In 4d_cubing@yahoogroups.com
> <mailto:4d_cubing@yahoogroups.com>, <roice3@…> wrote:
>
> Here is the documentation page for configuring colorings (made
> for Eduard a while back):
>
> http://www.gravitation3d.com/magictile/info/identifications.html
>
> I’ll be the first to admit that creating new colorings is not
> the easiest thing. I’m happy to answer questions though, or
> to discuss how it might be improved.
>
> Cheers,
> Roice
>
>
> On Oct 24, 2013, at 11:39 PM, Melinda Green <melinda@…
> <mailto:melinda@…>> wrote:
>
>>
>>
>> OK, good to know, thanks Andrey. It surprises me a bit
>> that puzzles with more colors are harder. That seems
>> counter to the pattern where for example, the Rubik’s
>> cube with 6 colors seems harder than the Megaminx with
>> 12. Hopefully Roice will jump in with additional
>> documentation on his puzzle file format. I would like to
>> see what sort of fascinating new puzzles you come up with.
>>
>> -Melinda
>>
>> On 10/24/2013 4:46 PM, andreyastrelin@…
>> <mailto:andreyastrelin@…> wrote:
>>> Melinda,
>>>
>>> I’ve solved some of puzzles a couple of months ago,
>>> but there was nothing new for me - just versions of
>>> tetrahedron and cube. For something new we should try
>>> new coloring (with 12,24,36 colors etc.). Unfortunately
>>> I don’t understand Roice’s notation of puzzle
>>> definition, and can’t add good puzzles to MT.
>>>
>>> Andrey
>>>
>>>
>>>
>>> —In 4d_cubing@yahoogroups.com
>>> <mailto:4d_cubing@yahoogroups.com>, <melinda@…>
>>> <mailto:melinda@…> wrote:
>>>
>>> Dear Cubists,
>>>
>>> It’s been a while now since Roice added several
>>> (approximately) infinite
>>> polygons to Magic Tile under "Hyperbolic > Large
>>> Polygons", and I’ve not
>>> seen or heard of any solutions to the ones with more
>>> than three colors.
>>> Has anyone done that? Even with 5 random twists I find
>>> myself hopelessly
>>> lost, but then I’m not a strong solver. These new
>>> puzzles sure look
>>> fabulous. How do they compare to the rest?
>>>
>>> -Melinda
>
>
>
>
> On Sat, Oct 26, 2013 at 12:41 PM, <andreyastrelin@…
> <mailto:andreyastrelin@…>> wrote:
>
>
>
> Roice,
>
> can you help me with this example:
> https://www.dropbox.com/s/bkb1runsvpyzooh/%7B10%2C3%7D%206C.xml ?
>
> It gives correct pattern of white faces, but keeps saying that
> all other tiles have the same color. But there should be 6
> different colors (it’s hemidodecahedron expanded to {10,3}). I
> tried different values of EndRotation, but they don’t help. What
> do I do wrong?
>
> Andrey
>
>
>
> —In 4d_cubing@yahoogroups.com
> <mailto:4d_cubing@yahoogroups.com>, <roice3@…> wrote:
>
> Here is the documentation page for configuring colorings (made for
> Eduard a while back):
>
> http://www.gravitation3d.com/magictile/info/identifications.html
>
> I’ll be the first to admit that creating new colorings is not the
> easiest thing. I’m happy to answer questions though, or to
> discuss how it might be improved.
>
> Cheers,
> Roice
>
>
> On Oct 24, 2013, at 11:39 PM, Melinda Green <melinda@…
> <mailto:melinda@…>> wrote:
>
>>
>>
>> OK, good to know, thanks Andrey. It surprises me a bit that
>> puzzles with more colors are harder. That seems counter to
>> the pattern where for example, the Rubik’s cube with 6 colors
>> seems harder than the Megaminx with 12. Hopefully Roice will
>> jump in with additional documentation on his puzzle file
>> format. I would like to see what sort of fascinating new
>> puzzles you come up with.
>>
>> -Melinda
>>
>> On 10/24/2013 4:46 PM, andreyastrelin@…
>> <mailto:andreyastrelin@…> wrote:
>>> Melinda,
>>>
>>> I’ve solved some of puzzles a couple of months ago, but
>>> there was nothing new for me - just versions of tetrahedron
>>> and cube. For something new we should try new coloring (with
>>> 12,24,36 colors etc.). Unfortunately I don’t understand
>>> Roice’s notation of puzzle definition, and can’t add good
>>> puzzles to MT.
>>>
>>> Andrey
>>>
>>>
>>>
>>> —In 4d_cubing@yahoogroups.com
>>> <mailto:4d_cubing@yahoogroups.com>, <melinda@…>
>>> <mailto:melinda@…> wrote:
>>>
>>> Dear Cubists,
>>>
>>> It’s been a while now since Roice added several
>>> (approximately) infinite
>>> polygons to Magic Tile under "Hyperbolic > Large Polygons",
>>> and I’ve not
>>> seen or heard of any solutions to the ones with more than
>>> three colors.
>>> Has anyone done that? Even with 5 random twists I find
>>> myself hopelessly
>>> lost, but then I’m not a strong solver. These new puzzles
>>> sure look
>>> fabulous. How do they compare to the rest?
>>>
>>> -Melinda
>>
>>
>
>
>
>
>
>