HP 48g Graphing Calculator - Manual (Page 528)

Name, Key,
or Label
Description, Type, and Keys Page
TANK Hyperbolic tangent of x.
A fMTHl
H' t 'F-'
i H N H
12-3
TANL Draws the line tangent to the current function at
the .r-value of the cursor and returns the equation
of the tangent hne to the stack.
O PICTURE) FCH (NxT) t h n l
22-11
TAYLR Calculates the symbolic rth order Taylor's
polynomial approximation of an expression ( 2 :) in
a specified variable (^).
C f SYMBOLIC ) I H Y L k
20-12
TDELTA Returns the increment between a final temperature
(y) and an initial temperature ( r ) . This is special
temperatm'e version of the normal subtraction
fimction.
F iEQ L I B ) L i T I L S i N X T l T D E L T
H-28
TEACH Loads built-in examples.
C Must be typed in.
29-19
TEXT Displays stack when disj^lay is updated.
C f P R G ) ( N X T ) U U I l E X i
THEN Begins true clause.
fPRG ) f NXT ) E R R 0 R I F ERR T H E N
( PRG ) B R U H U H o E i H E H
C ( P R G ) B R C H I F T H F H
29-10
TICKS Retruns system time as binary integer in units of
clock ticks (1 tick = seconds).
C fii)iTIME) TICKS
16-4
TIME Retmns current time in 24-hour HH.MMSSs
format.
c
r^fTIME)
TIME
16-3
^TIME Sets system time to a time (x) specified in 24-hour
HH.MMSSs format.
C f^fTIME) Y T I M
H-29
TING hicreases or decreases a given temperature (y) by
a specified temperatrue increment (x). This is a
special temperciture version of the normal addition
function.
F r^fEQ LIB) Li 1 .1. LS fNXT) 1 1 NU
H-29
G-48 Operation Index