Displaying similar documents to “A remark on the differential equations on the sphere”

Contractive couplings

Vlastimil Pták, Pavla Vrbová (1992)

Czechoslovak Mathematical Journal


Factorization of Toeplitz and Hankel operators

Vlastimil Pták (1997)

Mathematica Bohemica


Using a factorization lemma we obtain improvements and simplifications of results on representation of generalized Toeplitz and Hankel operators as compression of symbols.