No?
Proportional representation is where parties get a number of seats proportional to the percent of votes they get.
Proportional voting methods are often nation-wide, although there’s also e.g. mixed member proportional and local 3-5 member districts elected via STV like they do in Ireland.
Schulze is great, but good luck explaining how it works to my mother.
Schulze is good for elections at STEM organizations. For the general public, something like approval voting or STAR are better.