Volume 37, Number 2, 2011
WEITZENBÖCK DERIVATIONS AND CLASSICAL INVARIANT THEORY, II: THE SYMBOLIC METHOD
Leonid Bedratyuk
leonid.uk@gmail.com
2000 Mathematics Subject Classification:
13N15, 13A50, 13F20.
Key words:
Classical invariant theory, Symbolic method, Locally nilpotent derivations.
GENERALIZED DERIVATIONS AND NORM EQUALITY IN NORMED IDEALS
Mohamed Barraa
barraa@hotmail.com
2000 Mathematics Subject Classification:
47A10, 47A12, 47A30, 47B10, 47B20, 47B37, 47B47, 47D50.
Key words:
Generalized derivation, norm, norm ideal, S-universasl
operator, numerical range, spectrum, quasi-nilpotent operator, hyponormal
operator.
DUNKL-SCHRÖDINGER
EQUATIONS WITH AND WITHOUT QUADRATIC POTENTIALS
Hatem Mejjaoli
hmejjaoli@kfu.edu.sa,
hatem.mejjaoli@ipest.rnu.tn
2000 Mathematics Subject Classification:
Primary 42A38. Secondary 42B10.
Key words:
Nonlinear Dunkl-Schrödinger equation, Strichartz estimate, local and global well-posedness, blow up, scattering, wave operators.
THE LINDELÖF NUMBER GREATER THAN CONTINUUM IS u-INVARIANT
A. V. Arbit
arbit@mail.tsu.ru
2000 Mathematics Subject Classification:
54C35, 54D20, 54C60.
Key words:
Function spaces, u-equivalence, u-invariant, Lindelöf number, set-valued mappings.
ON GROUPS WHOSE CONTRANORMAL SUBGROUPS ARE NORMALLY COMPLEMENTED
L. A. Kurdachenko
lkurdachenko@hotmail.com,
I. Ya. Subbotin
isubboti@nu.edu
2000 Mathematics Subject Classification:
20F16, 20E15.
Key words:
Contranormal subgroups, abnormal subgroups, complemented subgroups, normally complemented subgroups.