**DADS 2nd level index page**
Up to Two-level Index

relaxation
relaxed balance
repeated squaring
rescalable
reservoir sampling
restricted universe sort
result cache
Reverse Colussi
Reverse Factor
R-file
Rice's method
right rotation
right-threaded tree
RNG: see random number generator
ROBDD: see reduced ordered binary decision diagram
Robin Hood hashing
root
root balance: see balance
rooted tree
rotate left: see left rotation
rotate right: see right rotation
rotation
rough graph
RP
R^{+}-tree