%0 Journal Article %A N.K. Tsao %T Newton Interpolation Is Efficient for Approximation of Linear Functionals. %J Numerische Mathematik %D 1977 %P 115-122 %V 29 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1977__29_132507/ %F NUMA_1977__29_132507