HP 48gII Advanced User's Reference Manual page 634

H RCLVX (CAT)
RCLΣ (91/97 MENU RS-ΣDAT)
RCWS ([MTH/CONVERT] BASE NXT)
RDM (MTH MATRX MAKE; MATRICES CREAT NXT NXT)
RDZ (MTH NXT PROB)
RE (CMPLX NXT; MTH NXT CMPLX; «CMPLX» NXT)
RECN (104.02 MENU)
RECT (LS&MODE ANGLE; MTH VECTR NXT; PRG NXT MODES ANGLE)
RECV (104 MENU)
H REF (MATRICES LIN-S; «MATR»)
H REMAINDER (ARITH POLY PREV; «POLYNOMIAL» NXT)
RENAME (CAT)
H REORDER (105 DUP MENUXY)
REPEAT (PRG BRCH WHILE)
REPL (RS&CHARS; PRG LIST; PRG NXT GROB; PRG NXT CHARS; MTH MATRX MAKE NXT;
MATRICES CREAT NXT NXT)
RES (83 MENU)
RESTORE (PRG MEM NXT)
H RESULTANT (ARITH POLY PREV)
REVLIST (MTH LIST; PRG LIST PROC)
H REWRITE («MAIN» NXT)
H RISCH (CALC DERIV NXT; «DIFF» NXT)
RKF (RS&NUM.SLV DIFFEQ)
RKFERR (RS&NUM.SLV DIFFEQ)
RKFSTEP (RS&NUM.SLV DIFFEQ)
RL ([MTH/CONVERT] BASE NXT BIT)
RLB ([MTH/CONVERT] BASE NXT BYTE)
RND (MTH REAL NXT NXT)
RNRM (MTH MATRX NORM; MATRICES OPER NXT)
ROLL (PRG/TOOL STACK NXT)
ROLLD (PRG/TOOL STACK NXT)
ROMUPLOAD (CAT)
ROOT (RS&NUM.SLV ROOT)
ROT (PRG/TOOL STACK)
ROW+ (MTH MATRX ROW; MATRICES CREAT ROW)
ROW- (MTH MATRX ROW; MATRICES CREAT ROW)
ROW→ (MTH MATRX ROW; MATRICES CREAT ROW)
RPL> (CAT)
RR ([MTH/CONVERT] BASE NXT BIT)
RRB ([MTH/CONVERT] BASE NXT BYTE)
RREF (MATRICES LIN-S; MTH MATRX FACTR)
H RREFMOD (120 DUP MENUXY)
RRK (RS&NUM.SLV DIFFEQ)
RRKSTEP (RS&NUM.SLV DIFFEQ)
RSBERR (RS&NUM.SLV DIFFEQ)
RSD (MTH MATRX NXT; RS&NUM.SLV SYS; MATRICES OPER NXT)
RSWP (MTH MATRX ROW NXT; MATRICES CREAT ROW NXT)
RULES (CAT)
R~SB (256.04 MENU)
R→B ([MTH/CONVERT] BASE)
I - 12 The Command Menu-Path Table