Comparaison entre la premiere valeur propre d'un domaine de l'espace et celle de sa projection circulaire

DOI10.1007/BF01591418zbMath0261.35025OpenAlexW1997902279MaRDI QIDQ2560546

G. A. Philippin

Publication date: 1971

Published in: ZAMP. Zeitschrift für angewandte Mathematik und Physik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01591418

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Estimates of eigenvalues in context of PDEs (35P15) Schrödinger operator, Schrödinger equation (35J10)

Cites Work

• Convexity of functionals by transplantation
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