Ricci Solitons on Lorentzian Four-Dimensional Generalized Symmetric Spaces
DOI:
https://doi.org/10.15407/mag14.02.132Анотація
Доведено iснування нетривiальних (тобто, неейнштейнiвських) солiтонiв Рiччi на чотиривимiрних лоренцевих узагальнених симетричних просторах. Бiльш того, показано, що тiльки стiйкi солiтони Рiччi можуть бути градiєнтними.
Mathematical Subject Classification: 53C20, 53C21.
Ключові слова:
лоренцева метрика, солiтони Рiччi, градiєнтнi солiтони Рiччi, узагальненi симетричнi просториПосилання
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