Co-supervisor and submission of the thesis You mustcomplete the Mathematics Degree Form (three-year degree) to request a co-supervisor at least 30 days before your graduation date. To access the form, you must use your Office 365 credentialsupload your thesis file in PDF format via the Upload Thesis service by the day before the official date indicated in the degree application (if the degree examination session takes place over several days, the date of the first day of the session shall apply).The upload must be approved by the supervisor. Instructions are available in the Thesis Upload Guide.