This text is missing some spaces, please add them: ...thepresentworkisintendedasasuccessortoMaximeBôcher'stract,"Anintroductiontothestudyofintegralequations"(UniversityPress,Cambridge,1909).
... the present work is intended as a successor to Maxime Bôcher 's tract, "An introduction to the study of integral equations" (University Press, Cambridge, 1909).