The Online Books Page

Books by C. R. Putnam:

Books in the extended shelves:

• Putnam, C. R.: Commutators on a Hilbert space (Washington D. C. : Mathematics Division, Office of Scientific Research, U.S. Air Force, 1959., 1959), also by United States. Air Force. Office of Scientific Research, Purdue Research Foundation, and Purdue University (page images at HathiTrust)
• Putnam, C. R.: Commutators on a Hilbert space : a note on non-negative matrices (Washington D. C. : Mathematical Sciences Directorate, Office of Scientific Research, U.S. Air Force, 1959., 1960), also by Purdue University and United States. Air Force. Office of Scientific Research (page images at HathiTrust)
• Putnam, C. R.: Commutators on a Hilbert space : a note on the spectra of group commutators (Washington D. C. : Mathematical Sciences Directorate, Office of Scientific Research, U.S. Air Force, 1960., 1960), also by United States. Air Force. Office of Scientific Research (page images at HathiTrust)
• Putnam, C. R.: Commutators on a Hilbert space : a note on Toeplitz matrices and unitary equivalence (Washington D. C. : Mathematical Sciences Directorate, Office of Scientific Research, U.S. Air Force, 1959., 1960), also by Purdue University and United States. Air Force. Office of Scientific Research (page images at HathiTrust)
• Putnam, C. R.: Commutators on a Hilbert space : commutators, perturbations, and unitary spaces (Washington D. C. : Mathematical Sciences Directorate, Office of Scientific Research, U.S. Air Force, 1961., 1961), also by Purdue University and United States. Air Force. Office of Scientific Research (page images at HathiTrust)
• Putnam, C. R.: Commutators on a Hilbert space : group commutators of bounded operators in Hilbert space (Washington D. C. : Mathematical Sciences Directorate, Office of Scientific Research, U.S. Air Force, 1960., 1960), also by United States. Air Force. Office of Scientific Research (page images at HathiTrust)

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