• Title/Summary/Keyword: $\phi$-holomorphic map

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CRITICALITY OF CHARACTERISTIC VECTOR FIELDS ON ALMOST COSYMPLECTIC MANIFOLDS

  • Pak, Hong-Kyun;Kim, Tae-Wan
    • Journal of the Korean Mathematical Society
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    • v.44 no.3
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    • pp.605-613
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    • 2007
  • Main interest of the present paper is to investigate the criticality of characteristic vector fields on almost cosymplectic manifolds. Killing critical characteristic vector fields are absolute minima. This paper contains some examples of non-Killing critical characteristic vector fields.