José Figueroa-O'Farrill

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Name José Figueroa-O'Farrill
Member for 3 years
Seen 12 hours ago
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Location Edinburgh, Scotland, UK
Age 49
I am a mathematical physicist at the Maxwell Institute for Mathematical Sciences and the School of Mathematics of The University of Edinburgh, in sunny Scotland. I am a founding member of the Edinburgh Mathematical Physics Group and regular contributor to its blog.
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Questions
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Clifford algebra as an adjunction?

jul 3 at 5:34 Joe Hannon 332●1●8

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When is a classification problem “wild”?

jan 18 11 at 4:29 Chandan Singh Dalawat 11.5k●1●39●73

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Answers
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Fundamental Examples (5)
50
Should one use “above” and “below” in mathematical writing?
48
How do I make the conceptual transition from multivariable calculus to differential forms?
46
How to find ICM talks?
43
Great mathematicians born 1850-1920 (ET Bell’s book ≲ x ≲ Fields Medalists) (2)
30
When and how is it appropriate for an undergraduate to email a professor out of the blue?
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What is an integrable system
27
Examples of common false beliefs in mathematics. (2)
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The finite subgroups of SU(n)
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Suggestions for good notation
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when is Aut(G) abelian
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Specializing early
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The ‘real’ use of Quantum Algebra, Non-commutative Geometry, Representation Theory, and Algebraic Geometry to Physics
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German mathematical terms like “Nullstellensatz” (2)
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Intuitive explanation of Burnside’s Lemma
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Theorems with unexpected conclusions
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Poincaré Conjecture and the Shape of the Universe
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What are important examples of filtered/graded rings in physics?
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The Jacobi Identity for the Poisson Bracket
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Most memorable titles
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Why are so few operations with arity bigger than 2?
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Vector spaces without natural bases
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Occurrences of (co)homology in other disciplines and/or nature
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What is torsion in differential geometry intuitively?
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Special Holonomy Groups for Lorentzian Manifolds
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Introduction to W-Algebras/Why W-algebras?
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Justifying a theory by a seemingly unrelated example (3)
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MathSciNet vs Google Scholar
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Determining a surface in $\mathbb{R}^3$ by its Gaussian curvature
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BRST cohomology
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