R Plus

R+ or R Plus may refer to: R+ tree, a data structure in computer science R + {\displaystyle \mathbb {R} ^{+}} , the set of positive real numbers (or, depending on author, the set of non-negative real numbers) Positive reinforcement, in behavioural psychology Rammstein, German band R Plus (musician), pseudonym of music producer Rollo Armstrong Rocksmith +, a video game made by Ubisoft