Archive | report

27 April 2014 ~ 0 Comments

Today is a good day

Step by step. This could the adage of my work. Slowly. Patiently. Today is a great day. I work hard since several months (neally a year) on the isomorphism problem in groups (google it, if you don’t know what is it). Having worked neally all the week end on an idea that surged last week, […]

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25 April 2014 ~ 0 Comments

This week: The isomorphism problem once again

Pursuing my study of presentations of groups, I worked mainly this week on GAP adding some functions to my package. These functions are:  DanDisplayTree( Tree, Gens, TypeDisplay )*   DanExtractTreeFromTable( CT, Generators, Sec )* and I used them in the following GAP program: disp := “C:\\Users\\papa\\Desktop\\MesProgrammes\\Tests\\toto2.txt” ; OutputLogTo( disp ) ; ShowPackageVariables(“Daniel”) ; G := SmallGroup(16,2) […]

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19 April 2014 ~ 0 Comments

Magmas and Triangles

This week I worked on some kind of magmas. Magmas are the most simple algebraic structures. They are sets with an operation (for example addition) but this operation has no special property except closure. Closure is the property that the addition of 2 elements of a set S gives an element of the set S. […]

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12 April 2014 ~ 0 Comments

Presentations of Groups to order 128

The last breakthroughs in theory of groups rely heavily on presentations of groups. This is a notion I understand quite well, but I’m not a specialist of it so I’m going to study presentations of groups and do some work on these presentations in the next months in order to be fluent with this notion.  So I […]

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