@article{CM_1951__9__141_0, author = {Schoenberg, I. J. and Whitney, Anne}, title = {A theorem on polygons in n dimensions with applications to variation-diminishing and cyclic variation-diminishing linear transformations}, journal = {Compositio Mathematica}, volume = {9}, year = {1951}, pages = {141-160}, mrnumber = {42366}, zbl = {0043.25204}, language = {en}, url = {http://dml.mathdoc.fr/item/CM_1951__9__141_0} }
Schoenberg, I. J.; Whitney, Anne. A theorem on polygons in n dimensions with applications to variation-diminishing and cyclic variation-diminishing linear transformations. Compositio Mathematica, Tome 9 (1951) pp. 141-160. http://gdmltest.u-ga.fr/item/CM_1951__9__141_0/
Topologie I, Berlin 1935. | JFM 61.0602.07
and , [1]Über ein Problem von Laguerre, Rendiconti del Circolo Matematico di Palermo, 34 (1912), 1-32. | JFM 43.0145.02
and , [2]Beiträge zur Theorie der linearen Ungleichungen, Doctoral dissertation, Basel 1933, published in Jerusalem 1936, especially Chapter IV. | JFM 62.0054.01 | Zbl 0014.24601
, [3]Über differenzierbare Kurven und Bögen, Casopis pro pĕstování Matematiky a Fysiky, 66 (1937), 165-191. | JFM 63.0647.04
, [4]Über variationsvermindernde lineare Transformationen, Mathematische Zeitschrift, 32 (1930), 321-328. | JFM 56.0106.06 | MR 1545169
, [5]On Polya frequency functions II: Variation-diminishing integral operators of the convolution type. Acta Szeged, 12 (1950), 97-106. | MR 35861 | Zbl 0035.35201
, [6]