HP 33s Scientific manual Operation Index G-15

Name	Keys and Description			Page	¼
Rµ	Roll up.			2–3
	Moves t to the X–register, z to the			C–6
	T–register, y to the Z–register, and
	x to the Y–register in RPN mode.
	Displays the X1~X4 menu to
	review the stack in ALG mode.
	Displays the standard–deviation			11–4
	Menu.
SCI n		{ } n		1–19
	Selects Scientific display with n
	decimal places. (n = 0 through
	11.)
SEED	iRestarts the			4–14
	random–number sequence with
	the seed	x	.
SF n	{y{ } n			13–11
	Sets flag n (n = 0 through 11).
SGN	EIndicates the sign of x.			4–16	1
	Shows the full mantissa (all 12			6–18
	digits) of x (or the number in the			12–21
	current program line); displays
	hex checksum and decimal byte
	length for equations and
	programs.
SIN	OSine.			4–3	1
	Returns sin x.
SINH	{OHyperbolic sine.			4–6	1
	Returns sinh x.
SOLVE variable	variable			7–1
	Solves the displayed equation or			14–1
	the program selected by FN=,
	using initial estimates in variable
	and x.

Operation Index G–15