10 citations · 10 across the 7 of their papers we have counts for
Showing 2026Show all
2 papers · 1 filter
math.DG2026
Ricci curvature for fluid models on the torus via Zeitlin's quantization
Sadashige Ishida, Alex Suri
Ricci curvature measures the average stability of geodesics under transverse perturbations, but how it should be defined in infinite dimensions is often unclear. This paper propose…
math.CV2026
L'Hopital rules for complex-valued functions in higher dimensions
Albert Chern, Sadashige Ishida
In calculus, l'Hopital's rule provides a simple way to evaluate the limits of quotient functions when both the numerator and denominator vanish. But what happens when we move beyon…