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Questions
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A problem of an infinite number of balls and an urn [closed]

jul 9 10 at 18:54 Wolfgang Mueckenheim 11●1●6

 
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Nice proof of the triangle inequality for the metric of the hyperbolic plane

apr 16 10 at 19:30 Sergei Ivanov 22.3k●45●94

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Why is the exterior differentiation operator sometimes visualized as the “boundary”?

apr 1 11 at 4:45 Feri 35●5

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What is the term analogous to “Wronskian” for difference equations?

nov 18 10 at 15:50 Tyler Clark 111●9

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Proving the Gauss-Bonnet theorem for embedded surfaces using triangulations

mar 9 12 at 15:31 Liviu Nicolaescu 11.3k●1●20●33

 
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Generalized trigonometric functions $Cos(n) v$ and $Sin(n) v$.

dec 19 11 at 7:34 J. M. 2,115●7●20

 
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Identifying a sequence of polynomials

oct 23 10 at 18:30 Ben Webster♦ 20.7k●1●44●114

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What is the space of variations for variable endpoints problems?

apr 18 11 at 11:46 Jean-Philippe Burelle 483●2●11

 
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Hurwitz Spaces and Rauch Variational Formulas

mar 26 12 at 15:57 Jean-Philippe Burelle 483●2●11