⧼exchistory⧽
8 exercise(s) shown, 0 hidden
Apr 21'25
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Work out all details for the bijections leading to Catalan numbers.

Apr 21'25
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Find some further interpretations of the Catalan numbers.

Apr 21'25
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Clarify all the details, in relation with our Dyck path counting.

Apr 21'25
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Learn more about Stieltjes inversion, and the moment problem.

Apr 21'25
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Learn more, from physicists, about the Wigner semicircle law.

Apr 21'25
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Learn as well, from probabilists, about Marchenko-Pastur.

Apr 21'25
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Do the missing computations for the A and D graphs.

Apr 21'25
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Compute the spectral measures of exceptional graphs.