@phdthesis{butruille:tel-00118939, TITLE = {{Vari{\'e}t{\'e}s de Gray et g{\'e}om{\'e}tries sp{\'e}ciales en dimension 6}}, AUTHOR = {Butruille, Jean-Baptiste}, URL = {https://pastel.hal.science/tel-00118939}, SCHOOL = {{Ecole Polytechnique X}}, YEAR = {2005}, MONTH = Oct, KEYWORDS = {almost Hermitian geometry ; nearly K{\"a}hler manifolds ; special geometries defined by Lie groups ; twistor spaces ; 3-symmetric spaces ; application of the representation theory to differential geometry ; Riemannian geometry ; g{\'e}om{\'e}trie presque hermitienne ; vari{\'e}t{\'e}s nearly K{\"a}hler ; g{\'e}om{\'e}tries sp{\'e}ciales en petite dimension ; espaces 3-sym{\'e}triques ; espaces de twisteurs ; theorie des repr{\'e}sentations en g{\'e}om{\'e}trie diff{\'e}rentielle ; g{\'e}om{\'e}trie riemannienne}, TYPE = {Theses}, PDF = {https://pastel.hal.science/tel-00118939/file/these.pdf}, HAL_ID = {tel-00118939}, HAL_VERSION = {v1}, }