1 “...In this volume three important papers of M.G. Krein appear for the first time in English...”

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9 Table of Contents: “...Bibliography of Mark Grigor’Evich Krein -- On Orthogonal Matrix Polynomials -- n-Orthonormal...”

10 Table of Contents: “... operators by Mourre’s method. I -- Noncommutative uniform algebras -- Operator theory in Krein spaces...”

11 Table of Contents: “... operators on Krein spaces...”

12 “..., M.G. KREiN, L. D. FAD­ DEEV, R. LAVINE, W. 0. AMREIN, B. SIMoN, D. PEARSON, V. ENss, and others...”

13 Table of Contents: “.... Preliminary results -- 2. Orthogonal operator-valued polynomials -- 3. Zeros of mat rix-valued Krein functions...”

14 Table of Contents: “... systems -- Characteristic functions of unitary colligations and of bounded operators in Krein spaces...”

15 Table of Contents: “...Characteristic functions of unitary colligations and of bounded operators in Krein spaces...”

16 Table of Contents: “.... Continuity condition -- References -- Holomorphic operators between Krein spaces and the number of squares...”

17 “... manufactured and distributed under licence throughout Europe. More than 90 companies are cov­ ered, and details...”

18 “.... The multidisciplinary The oceans of the world were once consid­ approach to aquaculture production became ap­ ered...”

19 Table of Contents: “... Receptor Protein -- C1? Inhibitor: Structure, Genetic Variants and Serpin Homologies -- Genetic Strategies...”

20 “... gelingen, die tätiges Streben nach êre mit der Wahrnehmung von Erfülltheit in idyllischen Freiräumen...”