TY - BOOK T1 - Squaring the circle: suggested basis of the ancient Egyptian rule A1 - Williamson, R.S. PP - London YR - 1945 UL - http://aegyptiaca.uni-muenster.de/Record/58478 KW - MATHEMATIK : Wissenschaftsbereiche KW - PROPORTION : Kunst, Kanon KW - P.MATH.RHIND : Papyrus ER -