J. C. Stamp 1921 A. William Flux 1927 H. W. Macrosty 1928 Ethel Newbold 1930 Herbert Edward Soper 1934 J.H. Jones 1935 E.C. Snow 1936 Ralph George Hawtrey
1177 Liu, Michael C.; Dupuy, Trent J.; Bowler, Brendan P.; Leggett, S. K.; Best, William M. J. Two Extraordinary Substellar Binaries at the T/Y Transition
也有polynomial factorisation或factoring的用法 因式即多項式。 Burnside, WilliamSnow; Panton, Arthur William (1960) [1912], The Theory of Equations with an introduction