Theodor Vahlen died in 1945.
Theodor Vahlen was born in 1869.
Theodor Vahlen has written: 'Konstruktionen und approximationen in systematischer darstellung' -- subject(s): Algebra, Geometry, Graphic methods, Trigonometry 'Abstrakte Geometrie' -- subject(s): Foundations, Geometry
Johannes Vahlen died in 1911.
Johannes Vahlen was born in 1830.
Theodor Thierfelder died in 1904.
Theodor Wolf died in 1924.
Theodor Zahn died in 1933.
Theodor Haubach died in 1945.
Theodor Nöldeke died in 1930.
Theodor Roos died in 1698.
Theodor Steltzer died in 1967.
Theodor Wulf died in 1946.