id: 06119682 dt: j an: 06119682 au: Floater, Michael S. ti: The loss of Hölder regularity of four-point interpolatory subdivision on irregularly spaced points. so: Jaen J. Approx. 3, No. 2, 261-270 (2011). py: 2011 pu: Department of Mathematics, University of Jaén, Jaén la: EN cc: ut: ci: li: