Acta Mathematica, 1957

In this year (18 articles)

Volume 97, Issue 1

[1] Denumerable Markov processes and the associated contraction semigroups on$l$

[2] Boundary behaviour and normal meromorphic functions

[3] The triangulation of locally triangulable spaces

[4] Zur Isoperimetrischen Ungleichung Auf Gekrümmten Flächen

[5] The calculation of the ergodic projection for Markov chains and processes with a countable infinity of states

[6] Über Gewisse Klassen Doppeltperiodischer Funktionen

[7] On the representation of a number as the sum of two squares and a prime

[8] The numbers of labeled colored and chromatic trees

[9] Über die Multiplikation der Kausalfunktionen in der Quantentheorie der Felder

[10] On non-linear differential equations of the second order: III. The equation $$\ddot y - k(1 - y^2 )\dot y + y = b \mu k cos (\mu t + \alpha )$$ for large$k$, and its generalizationsfor large$k$, and its generalizations

Volume 98, Issue 1

[1] On non-linear differential equations of the second order: IV. The general equation $$\ddot y + kf\left( y \right)\dot y + g\left( y \right) = bkp\left( \varphi \right)$$ , φ=$t$+α, φ=$t$+α

[2] On non-linear differential equations of the second order. III. The equation $$\ddot y - k\left( {1 - y^2 } \right)\dot y + y = b\mu k$$ cos (μt+α) for large k, and its generalizationscos (μt+α) for large k, and its generalizations

[3] The prediction theory of multivariate stochastic processes

[4] Über die Integration Eines Tensorfeldes

[5] Extremal length and functional completion

[6] Discontinuous Markoff processes

[7] Three-dimensional subsonic flows, and asymptotic estimates for elliptic partial differential equations

[8] Note on a Lemma of Finn and Gilbarg