Douglas R. Hartree

1897 – 1958

• Calculating machines
• Calculating instruments and machines
• The calculation of atomic structures
• Calculating instrumens and machines
• Differential analyser
• Note on a set of solutions of the equation y¹¹ + (2/x)y¹ - y² = o.
• Numerical analysis
• Numerical analysis
• Numerical analysis
• Some practical methods of using characteristics in the calculationof non-steady compressible flow