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math.AG2018
Bioriented flags and resolutions of Schubert varieties
Daniel Cibotaru
We use incidence relations running in two directions in order to construct a Kempf-Laksov type resolution for any Schubert variety of the complete flag manifold but also an embedde…
math.DG2018
Odd Pfaffian forms
Daniel Cibotaru, Sergiu Moroianu
On any odd-dimensional oriented Riemannian manifold we define a volume form, which we call the odd Pfaffian, through a certain invariant polynomial with integral coefficients in th…