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Messages 585 - 615 of 653   Oldest  |  < Older  |  Newer >  |  Newest
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585
I've posted a new video showing some of the interesting flexes you can do on a silver octaflexagon, aka silverflexagon or 8-gon. It's folded from 45-45-90...
Scott Sherman
loki3s
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Apr 17, 2009
5:51 am
586
Interesting result, Yaacov. I assume your conclusion was based on examining the large number of strip formulas you generated? You asked about whether anyone...
Scott Sherman
loki3s
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Apr 17, 2009
5:55 am
587
My book 'Serious fun with flexagons. A companion and guide.' is due to be published by Springer in July 2009. The blurb reads: 'A flexagon is a motion...
Les Pook
toppingleslie
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Apr 19, 2009
3:11 am
588
Fantastic video, Scott. I especially want to study the flexes that produce mixed faces in a symmetrical fashion. Dave Mitchell, have you seen this video?...
Ann Schwartz
annschwartz101
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Apr 19, 2009
3:13 am
589
Congratulations, Les. Please send the link to Amazon or the publisher as soon as there is one, so I can post it. I eagerly look forward to reading your new...
Ann Schwartz
annschwartz101
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Apr 19, 2009
3:17 am
590
Ann I have checked, and the book is available for pre-order from Amazon at a discount. The US link is...
toppingleslie
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Apr 19, 2009
4:38 pm
591
As Scott mentions about my website, www.flexagon.net, I have posted downloadable templates for several of the traditional flexagons that started this great...
Robin Moseley
robin.moseley
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Apr 19, 2009
4:39 pm
592
Your videos are really great Scott! I really like this silver octaflexagon and hope to create a graphic pattern for it when I get some time. This new video is...
Robin Moseley
robin.moseley
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Apr 19, 2009
4:39 pm
593
... Ah, yes! that mathematics ... Who was the ancient Greek philosopher who said that knowing is not enough; you have to know that you know? The history of...
mcintosh@...
hxvxmcintosh
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Apr 19, 2009
4:40 pm
595
Quoting mcintosh@...: I got three copies of my "know what you know" message. Apparently I goofed my To: and Copies: lists, or maybe it is just my...
mcintosh@...
hxvxmcintosh
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Apr 20, 2009
2:51 am
596
How do I get to "A Quick Flexagon Survey," ============= ===================== Bruce McLean = == === ===== ======== ============= ... From:...
Bruce McLean
sir_roberttb...
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Apr 21, 2009
4:41 am
597
... You could ask Google for it, but that seems to turn up only an HTML version. It is a little trickier to get the PDF version of about 37 pages, but I hope...
mcintosh@...
hxvxmcintosh
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Apr 22, 2009
4:42 pm
598
There is a Wikipedia entry for 'Flexagon', an archive of nearly 600 postings at the Flexagon Lovers Group, and Googling 'flexagon*' results in 13,700 hits....
Les Pook
toppingleslie
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Apr 24, 2009
5:22 am
599
Thanks. Yes, I think this one would be a good one for interesting patterns. Whenever I start thinking about decorating a flexagon, I look at it a bit...
Scott Sherman
loki3s
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Apr 26, 2009
3:06 pm
600
This list has been very interesting to me, though I have had nothing to contribute yet. I made a few hexahexaflexagons circa 1970, fortunately I used quality...
Peter Abrahams
telscope_99
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Apr 27, 2009
8:24 pm
601
As I play around with different sequences of flexes, I find that I need a way to describe them without having to resort to making a video. So what follows is...
Scott Sherman
loki3s
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Apr 29, 2009
3:16 am
602
Scott,   My conclusions were indeed inspired by the experimental results that helped me to find the three relevant invariants (number of zeros modulo 2, skew...
ybelenky@...
ybelenky
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Apr 29, 2009
6:38 pm
603
Scott A good idea that could easily be extended to other types of flexagon and flexes. This is a significant posting of permanent interest which I have added...
toppingleslie
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Apr 29, 2009
6:38 pm
604
Scott,   A good notation; I adopted it in my script http://flexagon.vlexo.net/scripts/FlexagonSimulator.cgi. I was recently thinking in a similar direction...
Yaacov Belenky
ybelenky
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Apr 29, 2009
6:38 pm
605
I started a new flexagon page: http://flexagon.vlexo.net/. The first thing to put there was a Python script that simulates an arbitrary hexaflexagons. It has...
Yaacov Belenky
ybelenky
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Apr 29, 2009
6:40 pm
606
I agree with Les, this is an important new concept in representing flexagon sequences. This provides a great way to describe permutation cycles. Each of...
Robin C. Moseley
robin.moseley
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Apr 30, 2009
3:37 am
607
I've relaunched my website 'The Les Pook Miscellany', www.pook.org.uk. It is now hosted by Wordpress, and is still being built. I've provided a link to the...
Les Pook
toppingleslie
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Apr 30, 2009
3:37 am
608
Yes, it should extend fairly easily to other types of flexagons and flexes - the standard flex of square flexagons, box flex, interleaf flex and twist flex...
Scott Sherman
loki3s
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Apr 30, 2009
5:57 pm
609
Exactly - exploring flexagons using these various flexes is similar to applying group theory to a Rubik's cube but more complex, since the internal structure...
Scott Sherman
loki3s
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Apr 30, 2009
5:57 pm
610
You make a good point. Group theory may not be useful for flexagons as it is for Rubik's cube. I will be very interested to see your script enhancement that...
Robin C. Moseley
robin.moseley
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Apr 30, 2009
5:58 pm
611
Robin,   While I agree with you generally regarding the connection to the group theory (see my message #604), I think that there is only one sensible...
Yaacov Belenky
ybelenky
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Apr 30, 2009
5:58 pm
612
Nice. I've been sporadically working on something similar. Functionality I want includes support for other triangle flexagons, having it figure out which...
Scott Sherman
loki3s
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Apr 30, 2009
5:58 pm
613
Scott,   1) Support for other triangle flexagons - hopefully in the future 2) Which faces to split in order to perform a given flex - a nice idea! Hopefully...
Yaacov Belenky
ybelenky
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May 2, 2009
2:28 am
614
A base shape is a flexagon that doesn't flex. For a hexaflexagon, the base shape is a hexagon made of 6 equilateral triangles (basically what you get if you...
Scott Sherman
loki3s
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May 2, 2009
2:28 am
615
I Built Website for video of Origami Page- easy paper folding crafts for children and upload it at http://origami.yasmina-eg.com and here other services that I...
origamidesign
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May 2, 2009
4:13 pm
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