While thinking of doing dissertation it essential to k now about the previously done research on the topic which you chosen for your dissertation because it will help you to know about the subject as well you will get a path on which you start your dissertation to finish it meanwhile if you are facing issues to in the completion of the dissertation you can hire custom dissertation writing service from the experts that will let you what are the limitations and advantages of previously done dissertation. Here some limitations and advantages of previously done dissertation on the same subject you have selected for your dissertation.
Limitations are. 1) You are not able to understand d the calculations (if any) not mentioned which method has been used because the values may vary if calculated by different methods or algorithm. 2) You have to add new things to make your dissertation valuable because previously done things will not put any impact on readers. 3) If any false calculation or approximation has been chosen in previously don dissertation you need to find that and mention it and then begin yours. Fe advantages of previously done dissertation are 1) you need not to think about the topic 2) dissertation formatting and length is no more headache for the students because all these things would be same for new dissertation