In Minkowski space (i.e. ignoring the effects of gravity), there are ten degrees of freedom of the isometries, which may be thought of as translation through time or space (four degrees, one per dimension); reflection through a plane (three degrees, the freedom in orientation of this plane); or a "boost" in any of the three spatial directions (three degrees).
Србите започнаа масовни напади врз цивилните мети...... сеејќи страв и трепет, воведувајќи нов термин: етничко чистењеWikiMatrix WikiMatrix