Depending on your nationality, you may be required to apply for a visa to participate to FPS 2021 . We warmly recommend you be careful about visa requirements. Information about visa regulations in France can be found on the following website.

Letter of Invitation: For authors of accepted papers we can provide an invitation letter for visas. For a letter of invitation, please send your request to  general-chairs[at] with the following Information

  • Name (as it appears on your passport) and postal mail address
  • Gender and date of birth
  • Your passport ID
  • Occupation
  • Employer or university name
  • Title and Paper ID of your accepted paper
  • Email address  where we can send a scanned version of the letter
  • Date of arrival and departure

Please use [FPS 2021][Invitation] <Name_PaperID> in the subject of your email to allow fast and efficient processing of your request.