Thread: "MT colorings"

From: "Eduard" <ed.baumann@bluewin.ch>
Date: Mon, 17 Dec 2012 15:15:03 -0000
Subject: MT colorings



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I played arround an created 3 new MT colorings.

{3,6} 7C.xml
L7OH2vLyDpF-jmFh9SXHRxevopBKNhvDh8t8wlLF5GjsA0sbOs4SE6MCRWQmo/Eduard/%7B\
3%2C6%7D%207C.xml>

{6,3} 4C.xml
Ti2viLScAMJu5kwQUj0KxkZNPzyH7plUbh3H8MKV08chLSOQ0TvNrxn5rAxLg/Eduard/%7B\
6%2C3%7D%204C.xml>

{4,4} 56C Skew.xml
3q6GWRI2XPH8vQvg6oO761127dlTgYmOmSH8TM6CULploVYvoefJsdESeGL50/Eduard/%7B\
4%2C4%7D%2056C%20Skew.xml>



Questions:

(a) Diminishing colors by dropping one edgeset:

Is {3,6} 7C.xml still in the Torus group? I started with {3,6} 8C.xml in
Torus.

Is {6,3} 4C.xml still in the Klein group? I started with {6,3} 9C.xml in
Klein.



(b) Augmenting colors by extending the edgeset with one :2 more.

{4,4} 56C Skew.xml. I started with {4,4} 49C Skew.xml.



I didn't get from {4,4|7} to {4,4|8}.

Choosing ExpectedNumColors 64 created an error.

Going down to 56 did partially work.

The skew view shows still the {4,4|7} torus.

In the 'non skew' view there are holes.

But is this puzzle still playable?



Kind regards

Ed


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I played arround an created 3 new MT colorings.

=

RTU2ib4vH7L7OH2vLyDpF-jmFh9SXHRxevopBKNhvDh8t8wlLF5GjsA0sbOs4SE6MCRWQmo/Edu=
ard/%7B3%2C6%7D%207C.xml">{3,6} 7C.xml
 

.grp.yahoofs.com/v1/cDPPULkKkVGrGTLuBz8QoBb3a7O3Tn5ZSuGRZrXRTDTi2viLScAMJu5=
kwQUj0KxkZNPzyH7plUbh3H8MKV08chLSOQ0TvNrxn5rAxLg/Eduard/%7B6%2C3%7D%204C.xm=
l">{6,3} 4C.xml
 

PUJSM5SyrGTLu92cYivrebTGmqmRPQRF4vtRuFl3q6GWRI2XPH8vQvg6oO761127dlTgYmOmSH8=
TM6CULploVYvoefJsdESeGL50/Eduard/%7B4%2C4%7D%2056C%20Skew.xml">{4,4} 56C Sk=
ew.xml
 

 

Questions:

(a) Diminishing colors=
by dropping one edgeset:

Is {3,6} 7C.xml still in the Torus group? I=
started with {3,6} 8C.xml in Torus.

Is {6,3} 4C.xml still in the Kle=
in group? I started with {6,3} 9C.xml in Klein.

 

(b) Augm=
enting colors by extending the edgeset with one :2 more.

{4,4} 56C Sk=
ew.xml. I started with {4,4} 49C Skew.xml.

ia">I didn't get from {4,4|7} to {4,4|8}.

>

Choosing Expe=
ctedNumColors 64 created an error.

Goi=
ng down to 56 did partially work.

The s=
kew view shows still the
eorgia">{4,4|7} torus.

<=
FONT face=3D"georgia">In the 'non skew' view there are holes.

=
But is this puzzle still playable?

&nbs=
p;

Kind regards

rgia">Ed



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From: Roice Nelson <roice3@gmail.com>
Date: Mon, 17 Dec 2012 10:48:21 -0600
Subject: Re: [MC4D] MT colorings



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Cool, thanks Ed :)

About the {4,4} skew puzzles... They will necessarily have a square number
of colors, so the {4,4|8} should have 64 colors. As you found though,
MagicTile will puke if you go above 56. I picked this number because of
the {3,7}, plus it seemed a reasonably high value. I'll add a note to the
instruction page that the maximum number of colors possible is 56 at the
moment.

Even though the program stayed stable when you set it to 56, the puzzles
wouldn't be solvable because of the holes you see. Also, the skew puzzles
are a special thing in that they require extra configuration (Melinda's IRP
files) to go along with them. I'd only experiment with making new
colorings on the flat puzzles.

I'll check out your first two this eve and see if I can help figure out the
topologies. And if they work, I'll add them in!

seeya,
Roice


On Mon, Dec 17, 2012 at 9:15 AM, Eduard wrote:

>
>
> I played arround an created 3 new MT colorings.
>
> {3,6} 7C.xml
>
>
> {6,3} 4C.xml
>
>
> {4,4} 56C Skew.xml
>
>
>
>
> Questions:
>
> (a) Diminishing colors by dropping one edgeset:
>
> Is {3,6} 7C.xml still in the Torus group? I started with {3,6} 8C.xml in
> Torus.
>
> Is {6,3} 4C.xml still in the Klein group? I started with {6,3} 9C.xml in
> Klein.
>
>
>
> (b) Augmenting colors by extending the edgeset with one :2 more.
>
> {4,4} 56C Skew.xml. I started with {4,4} 49C Skew.xml.
>
> I didn't get from {4,4|7} to {4,4|8}.
>
> Choosing ExpectedNumColors 64 created an error.
>
> Going down to 56 did partially work.
>
> The skew view shows still the
> {4,4|7} torus.
>
> In the 'non skew' view there are holes.
>
> But is this puzzle still playable?
>
>
>
> Kind regards
>
> Ed
>
>
>

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Cool, thanks Ed :)


About the {4,4} skew puzzles... =A0Th=
ey will necessarily have a square number of colors, so the {4,4|8} should h=
ave 64 colors. =A0As you found though, MagicTile will puke if you go above =
56. =A0I picked this number because of the {3,7}, plus it seemed a reasonab=
ly high value. =A0I'll add a note to the instruction page that the maxi=
mum number of colors possible is 56 at the moment.


Even though the program stayed stable when you set it t=
o 56, the puzzles wouldn't be solvable because of the holes you see. =
=A0Also, the skew puzzles are a special thing in that they require extra co=
nfiguration (Melinda's IRP files) to go along with them. =A0I'd onl=
y experiment with making new colorings on the flat puzzles.


I'll check out your first two this eve and see if I=
can help figure out the topologies. =A0And if they work, I'll add them=
in!

seeya,
Roice


ote">
On Mon, Dec 17, 2012 at 9:15 AM, Eduard <ilto:ed.baumann@bluewin.ch" target=3D"_blank">ed.baumann@bluewin.ch>=
wrote:
8ex;border-left:1px #ccc solid;padding-left:1ex">







=20=20=20=20=20=20=20=20

















I played arround an created 3 new MT colorings.

=

RTU2ib4vH7L7OH2vLyDpF-jmFh9SXHRxevopBKNhvDh8t8wlLF5GjsA0sbOs4SE6MCRWQmo/Edu=
ard/%7B3%2C6%7D%207C.xml" target=3D"_blank">{3,6} 7C.xml
=A0


SuGRZrXRTDTi2viLScAMJu5kwQUj0KxkZNPzyH7plUbh3H8MKV08chLSOQ0TvNrxn5rAxLg/Edu=
ard/%7B6%2C3%7D%204C.xml" target=3D"_blank">{6,3} 4C.xml
=A0

ef=3D"http://f1.grp.yahoofs.com/v1/cDPPUJSM5SyrGTLu92cYivrebTGmqmRPQRF4vtRu=
Fl3q6GWRI2XPH8vQvg6oO761127dlTgYmOmSH8TM6CULploVYvoefJsdESeGL50/Eduard/%7B4=
%2C4%7D%2056C%20Skew.xml" target=3D"_blank">{4,4} 56C Skew.xml
=A0


=A0

Questions:

(a) Diminishing colors by dropping one edgese=
t:

Is {3,6} 7C.xml still in the Torus group? I started with {3,6} 8C.=
xml in Torus.

Is {6,3} 4C.xml still in the Klein group? I started wit=
h {6,3} 9C.xml in Klein.


=A0

(b) Augmenting colors by extending the edgeset with one :2 mor=
e.

{4,4} 56C Skew.xml. I started with {4,4} 49C Skew.xml.

<=
p>I didn't get from {4,4|7} to {4,4|8}.p>

Choosing Exp=
ectedNumColors 64 created an error.

Go=
ing down to 56 did partially work.

The =
skew view shows still the


{4,4|7} torus.pan>

In the 'non skew'=
view there are holes.

But is this puzz=
le still playable?


=A0

Kind regards

"georgia">Ed











=20=20=20=20
=20=20=20=20













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From: Roice Nelson <roice3@gmail.com>
Date: Tue, 18 Dec 2012 11:47:45 -0600
Subject: Re: [MC4D] MT colorings



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Hi Ed,

I took a look at your other two colorings last night. They are strange and
I do not understand them yet!

MagicTile reports your {6,3} 4C coloring as having 4 faces, 6 edges, and 6
vertices, for a Euler Charicteristic of 4. According to wikipedia
examples, the topology of this is two disjoint spheres. So I'm baffled at
the moment about what abstract shape is being represented.

I usually understand things better by considering the abstract shape
"rolled up", like we've done in the past. The green face has 6 vertices
and 6 edges, so it looks like a traditional hexagon in the abstract. But
the others are unusual. The white/blue/yellow faces have 1 edge and 2
vertices, so they seem more like a line segment in the abstract (vs. say, a
henagon like we've seen before). I
can't make sense of it.

Sadly, I think neither colorings will make good puzzles, since some
identified faces are so close together. Any time identified faces are
directly adjacent, it's bad news for puzzles. I didn't see any slicings
that would work, though a mixed FE slicing on the {3,6} 7C might be
possible. Vertex twisting puzzles are definitely not possible on that {3,6}.

Best,
Roice


On Mon, Dec 17, 2012 at 10:48 AM, Roice Nelson wrote:

>
> I'll check out your first two this eve and see if I can help figure out
> the topologies. And if they work, I'll add them in!
>
> seeya,
> Roice
>
>
> On Mon, Dec 17, 2012 at 9:15 AM, Eduard wrote:
>
>>
>>
>> I played arround an created 3 new MT colorings.
>>
>> {3,6} 7C.xml
>>
>>
>> {6,3} 4C.xml
>>
>>
>> {4,4} 56C Skew.xml
>>
>>
>>
>>
>> Questions:
>>
>> (a) Diminishing colors by dropping one edgeset:
>>
>> Is {3,6} 7C.xml still in the Torus group? I started with {3,6} 8C.xml in
>> Torus.
>>
>> Is {6,3} 4C.xml still in the Klein group? I started with {6,3} 9C.xml in
>> Klein.
>>
>>
>>
>> (b) Augmenting colors by extending the edgeset with one :2 more.
>>
>> {4,4} 56C Skew.xml. I started with {4,4} 49C Skew.xml.
>>
>> I didn't get from {4,4|7} to {4,4|8}.
>>
>> Choosing ExpectedNumColors 64 created an error.
>>
>> Going down to 56 did partially work.
>>
>> The skew view shows still the
>> {4,4|7} torus.
>>
>> In the 'non skew' view there are holes.
>>
>> But is this puzzle still playable?
>>
>>
>>
>> Kind regards
>>
>> Ed
>>
>>
>>
>
>
>

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Hi Ed,


I took a look at your other two colorings last ni=
ght. =A0They are strange and I do not understand them yet! =A0
r>
MagicTile reports your {6,3} 4C coloring as having 4 faces, 6 =
edges, and 6 vertices, for a Euler Charicteristic of 4. =A0According to wik=
ipedia examples, the topology of this is two disjoint spheres. =A0So I'=
m baffled at the moment about what abstract shape is being represented. =A0=


I usually understand things better by considering the a=
bstract shape "rolled up", like we've done in the past. =A0=
=A0The green face has 6 vertices and 6 edges, so it looks like a traditiona=
l hexagon in the abstract. =A0But the others are unusual. =A0The white/blue=
/yellow faces have 1 edge and 2 vertices, so they seem more like a line seg=
ment in the abstract (vs. say, a nagon">henagon=A0like we've seen before). =A0I can't make sense=
of it.



Sadly, I think neither colorings will make good puzzles=
, since some identified faces are so close together. =A0Any time identified=
faces are directly adjacent, it's bad news for puzzles. =A0I didn'=
t see any slicings that would work, though a mixed FE slicing on the {3,6} =
7C might be possible. Vertex twisting puzzles are definitely not possible o=
n that {3,6}.




Best,
Roice


mail_quote">On Mon, Dec 17, 2012 at 10:48 AM, Roice Nelson "><roice3@gmail.co=
m
>
wrote:

x #ccc solid;padding-left:1ex">


I'll check out your first two this eve and see if I=
can help figure out the topologies. =A0And if they work, I'll add them=
in!

seeya,
Roice




On Mon, Dec 17, 2012 at 9:15 AM, Eduard <ilto:ed.baumann@bluewin.ch" target=3D"_blank">ed.baumann@bluewin.ch>=
wrote:
8ex;border-left:1px #ccc solid;padding-left:1ex">










=20=20=20=20=20=20=20=20

















I played arround an created 3 new MT colorings.

=

RTU2ib4vH7L7OH2vLyDpF-jmFh9SXHRxevopBKNhvDh8t8wlLF5GjsA0sbOs4SE6MCRWQmo/Edu=
ard/%7B3%2C6%7D%207C.xml" target=3D"_blank">{3,6} 7C.xml
=A0





SuGRZrXRTDTi2viLScAMJu5kwQUj0KxkZNPzyH7plUbh3H8MKV08chLSOQ0TvNrxn5rAxLg/Edu=
ard/%7B6%2C3%7D%204C.xml" target=3D"_blank">{6,3} 4C.xml
=A0

ef=3D"http://f1.grp.yahoofs.com/v1/cDPPUJSM5SyrGTLu92cYivrebTGmqmRPQRF4vtRu=
Fl3q6GWRI2XPH8vQvg6oO761127dlTgYmOmSH8TM6CULploVYvoefJsdESeGL50/Eduard/%7B4=
%2C4%7D%2056C%20Skew.xml" target=3D"_blank">{4,4} 56C Skew.xml
=A0





=A0

Questions:

(a) Diminishing colors by dropping one edgese=
t:

Is {3,6} 7C.xml still in the Torus group? I started with {3,6} 8C.=
xml in Torus.

Is {6,3} 4C.xml still in the Klein group? I started wit=
h {6,3} 9C.xml in Klein.





=A0

(b) Augmenting colors by extending the edgeset with one :2 mor=
e.

{4,4} 56C Skew.xml. I started with {4,4} 49C Skew.xml.

<=
p>I didn't get from {4,4|7} to {4,4|8}.p>



Choosing Exp=
ectedNumColors 64 created an error.

Go=
ing down to 56 did partially work.

The =
skew view shows still the





{4,4|7} torus.pan>

In the 'non skew'=
view there are holes.

But is this puzz=
le still playable?





=A0

Kind regards

"georgia">Ed











=20=20=20=20
=20=20=20=20















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