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Aug 21, 2019 at 16:46 answer added Konstantinos Kanakoglou timeline score: 2
May 16, 2014 at 3:05 review Close votes
May 16, 2014 at 15:15
May 9, 2014 at 23:46 comment added José Figueroa-O'Farrill en.wikipedia.org/wiki/Bianchi_classification
May 9, 2014 at 22:32 answer added YCor timeline score: 12
May 9, 2014 at 22:22 comment added José Figueroa-O'Farrill Three-dimensional real Lie algebras were classified by Bianchi in 1898. It’s classical, but I would not suggest reading the original paper even if you read Italian. But googling “Bianchi classification” might help you find references. For completeness, the original reference is Luigi Bianchi, "Sugli spazi a tre dimensioni che ammettono un gruppo continuo di movimenti", Memorie di Matematica e di Fisica della Societa Italiana delle Scienze, Serie Terza, Tomo XI (1898), 267–352.
S May 9, 2014 at 19:09 history suggested user21574 CC BY-SA 3.0
I edited in the format of latex
May 9, 2014 at 19:04 review Suggested edits
S May 9, 2014 at 19:09
May 9, 2014 at 16:04 review Close votes
May 10, 2014 at 1:10
May 9, 2014 at 15:47 answer added spin timeline score: 15
May 9, 2014 at 15:38 comment added Robert Bryant To address your last question: In fact, the ${\frak{su}}(2)\simeq{\frak{so}}(3)$ case is the only $3$-dimensional Lie algebra whose corresponding connected, simply-connected Lie group is not diffeomorphic to $\mathbb{R}^3$.
May 9, 2014 at 15:28 answer added Dietrich Burde timeline score: 18
May 9, 2014 at 15:16 review First posts
May 9, 2014 at 15:22
May 9, 2014 at 14:59 history asked Tom CC BY-SA 3.0