Geodesic
Zeros of quadratic functionals on non-separable spaces
T. Banakh1 ; A. Plichko2 ; A. Zagorodnyuk3
1Department of Mechanics and Mathematics Ivan Franko Lviv National University Lviv 79000, Ukraine and Institute of Mathematics Świ/etokrzyska Academy Kielce, Poland
2Department of Mathematics Kirovograd State Pedagogical University 1, Shevchenko St. Kirovograd 25006, Ukraine and Institute of Mathematics Cracow University of Technology Warszawska 24 31-155 Kraków, Poland
3Institute for Applied Problems of Mechanics and Mathematics of NASU 3 b, Naukova St. Lviv, 79601 Ukraine and University of Saskatchewan Saskatoon SK S7N 5E6 Canada
Colloquium Mathematicum, Tome 100 (2004) no. 1, pp. 141-147
Cet article a éte moissonné depuis la source Institute of Mathematics Polish Academy of Sciences

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We construct non-separable subspaces in the kernel of every quadratic functional on some classes of complex and real Banach spaces.
DOI : 10.4064/cm100-1-13
Keywords: construct non separable subspaces kernel every quadratic functional classes complex real banach spaces

T. Banakh  1   ; A. Plichko  2   ; A. Zagorodnyuk  3

1 Department of Mechanics and Mathematics Ivan Franko Lviv National University Lviv 79000, Ukraine and Institute of Mathematics Świ/etokrzyska Academy Kielce, Poland
2 Department of Mathematics Kirovograd State Pedagogical University 1, Shevchenko St. Kirovograd 25006, Ukraine and Institute of Mathematics Cracow University of Technology Warszawska 24 31-155 Kraków, Poland
3 Institute for Applied Problems of Mechanics and Mathematics of NASU 3 b, Naukova St. Lviv, 79601 Ukraine and University of Saskatchewan Saskatoon SK S7N 5E6 Canada 
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     title = {Zeros of quadratic functionals
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T. Banakh; A. Plichko; A. Zagorodnyuk. Zeros of quadratic functionals
on non-separable spaces. Colloquium Mathematicum, Tome 100 (2004) no. 1, pp. 141-147. doi: 10.4064/cm100-1-13

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