This text is missing some spaces, please add them: TheroomsonthetopfloorsofferviewsofthecityoroftheAdriaticSea.
The rooms on the top floors offer views of the city or of the Adriatic Sea.

This text is missing some spaces, please add them: Theanswertothisquestiondependsonhowwedefinethewordlanguage.
The answer to this question depends on how we define the word language.

This text is missing some spaces, please add them: In1891,Stackel'shabilitationthesis,IntegrationofHamiltonian-Jacobiandifferentialequationsbymeansofseparationofvariables,wasacceptedbytheUniversityofHalle,nearLeipzig,andhetookupalectureshipthere.
In 1891, Stackel's habilitation thesis, Integration of Hamiltonian-Jacobian differential equations by means of separation of variables, was accepted by the University of Halle, near Leipzig, and he took up a lectureship there.