found: His An introduction to Hilbert spaces, c1987:CIP t.p. (Nicholas Young, Dept. of Maths., Glasgow Univ., Glasgow) bk. cover (N. Young)
found: Geodesics, retracts, and the norm-preserving extension property in the symmetrized bidisc, 2019:ECIP t.p. (Nicholas Young) data view (b. Dec. 20, 1943)
found: Leeds University, viewed March 20, 2019(Nicholas Young, research professor, Dept. of Pure Mathematics; author, An introduction to Hilbert spaces, c1987; co-author, with Jim Agler, Zinaida Lykova, on geometry, bidisc (i.e., Geodesics, retracts, and the norm-preserving extension property in the symmetrized bidisc))
found: Operator analysis, 2019:eCIP title page (N.J. Young)
