José Figueroa-O'Farrill's user avatar
José Figueroa-O'Farrill's user avatar
José Figueroa-O'Farrill's user avatar
José Figueroa-O'Farrill
  • Member for 14 years, 5 months
  • Last seen this week
115 votes

How do I make the conceptual transition from multivariable calculus to differential forms?

74 votes
Accepted

Should one use "above" and "below" in mathematical writing?

73 votes
Accepted

What is an integrable system?

66 votes
Accepted

Fundamental Examples

61 votes

What is torsion in differential geometry intuitively?

53 votes

How to find ICM talks?

45 votes

Great mathematicians born 1850-1920 (ET Bell's book ≲ x ≲ Fields Medalists)

45 votes
Accepted

Intuitive explanation of Burnside's Lemma

44 votes

When and how is it appropriate for an undergraduate to email a professor out of the blue?

44 votes
Accepted

The finite subgroups of SU(n)

43 votes

Suggestions for good notation

36 votes

Examples of common false beliefs in mathematics

36 votes

Theorems with unexpected conclusions

36 votes

Fundamental Examples

35 votes

The 'real' use of Quantum Algebra, Non-commutative Geometry, Representation Theory, and Algebraic Geometry to Physics

31 votes

How to interpret the Sugawara construction from a physical or mathematical viewpoint?

31 votes

Poincaré Conjecture and the Shape of the Universe

30 votes
Accepted

How to see the Phase Space of a Physical System as the Cotangent Bundle

29 votes

Vector spaces without natural bases

29 votes

Most memorable titles

28 votes
Accepted

Determining a surface in $\mathbb{R}^3$ by its Gaussian curvature

28 votes

When is Aut(G) abelian?

27 votes
Accepted

The Jacobi Identity for the Poisson Bracket

26 votes

Occurrences of (co)homology in other disciplines and/or nature

26 votes

What are the uses of the homotopy groups of spheres?

25 votes

Specializing early

25 votes

BRST cohomology

24 votes

Quantitatively speaking, which subject area in mathematics is currently the most research active?

23 votes

Fundamental Examples

23 votes

What do heat kernels have to do with the Riemann-Roch theorem and the Gauss-Bonnet theorem?

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