Showing math.MGShow all
2 papers · 1 filter
math.MG2016
Convergences of Alternating Projections in CAT() Spaces
Byoung Jin Choi, Un Cig Ji, Yongdo Lim
We establish the asymptotic regularity and the -convergence of the sequence constructed by the alternating projections to closed convex sets in a CAT() space with . Fur…
math.MG2010
Monotonic Properties of the Least Squares Mean
Jimmie Lawson, Yongdo Lim
We settle an open problem of several years standing by showing that the least-squares mean for positive definite matrices is monotone for the usual (Loewner) order. Indeed we show…