María Encarnación Reyes Iglesias , M. E Piñeiro, J. Martínez
We consider the structures defined by a tensor field J of type (1,1) which satisfy the condition (J2-p2)(J2+q2)=0 characterizing its integrability in term of its Nijenhuis tensor.
© 2008-2024 Fundación Dialnet · Todos los derechos reservados