Contents of Number 2
Volume 50 / 1989
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Existence, uniqueness and continuous dependence of solutions of differential equations in Banach space Annales Polonici Mathematici 50 (1989) , 117-128 DOI: 10.4064/ap-50-2-117-128
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The connection between number and form of bifurcation points and properties of the nonlinear perturbation of Berestycki type Annales Polonici Mathematici 50 (1989) , 129-136 DOI: 10.4064/ap-50-2-129-136
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On a characterization of $L^p$-norm Annales Polonici Mathematici 50 (1989) , 137-144 DOI: 10.4064/ap-50-2-137-144
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On some class of midconvex functions Annales Polonici Mathematici 50 (1989) , 145-151 DOI: 10.4064/ap-50-2-145-151
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Unitary dilation and fixed point theorem Annales Polonici Mathematici 50 (1989) , 153-155 DOI: 10.4064/ap-50-2-153-155
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Generalized solutions of mixed problems for quasilinear hyperbolic systems of functional partial differential equations in the Schauder canonic form Annales Polonici Mathematici 50 (1989) , 157-183 DOI: 10.4064/ap-50-2-157-183
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On the positivity of an invariant measure on open non-empty sets Annales Polonici Mathematici 50 (1989) , 185-190 DOI: 10.4064/ap-50-2-185-190
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Cosine families of unbounded normal operators Annales Polonici Mathematici 50 (1989) , 191-208 DOI: 10.4064/ap-50-2-191-208
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Asymptotic stability of dynamical systems with multiplicative perturbations Annales Polonici Mathematici 50 (1989) , 209-218 DOI: 10.4064/ap-50-2-209-218
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Bergman completeness of complete circular domains Annales Polonici Mathematici 50 (1989) , 219-222 DOI: 10.4064/ap-50-2-219-222