most citedThe breaking of continuous scale invariance to discrete scale invariance: a universal quantum phase transition

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math.CA2006

Universal singular sets in the calculus of variations

Marianna Csornyei, Bernd Kirchheim, Toby C. O'Neil +2

For regular one-dimensional variational problems, Ball and Nadirashvilli introduced the notion of the universal singular set of a Lagrangian L and established its topological negli…