Accuracy Information - Texas Instruments TI-83 Manual Book

Accuracy Information

Computational
Accuracy
Graphing
Accuracy
B-10 General Information
To maximize accuracy, the TI.83 carries more digits
internally than it displays. Values are stored in memory
using up to 14 digits with a two-digit exponent.
You can store a value in the window variables using up
to 10 digits (12 for
Displayed values are rounded as specified by the mode
setting with a maximum of 10 digits and a two-digit
exponent.
displays up to 14 digits in
RegEQ
fixed-decimal setting other than
results to be rounded and stored with the specified
number of decimal places.
is the center of the leftmost pixel,
Xmin
of the next-to-the-rightmost pixel. (The rightmost pixel is
reserved for the busy indicator.)
between the centers of two adjacent pixels.
In screen mode,
Full
N ) à 94. In
(
Xmax Xmin
calculated as (
If you enter a value for
program in
Full
... 94. In
+ @X
Xmin
calculated as
Xmin
is the center of the next-to-the-bottom pixel;
Ymin
the center of the top pixel.
centers of two adjacent pixels.
In screen mode,
Full
N ) à 62. In
(
Ymax Ymin
calculated as (
mode, is calculated as (
@Y
If you enter a value for
program in
Full
... 62. In
+ @Y
Ymin
calculated as
Ymin
is calculated as
Ymax
, ,
Xscl Yscl Tstep
@X
is calculated as
@X
split-screen mode,
G.T
N ) à 46.
Xmax Xmin
from the home screen or a
@X
screen mode,
Xmax
split-screen mode,
G.T
... 46.
+
@X
@Y is the distance between the
is calculated as
@Y
split-screen mode,
Horiz
N ) à 30. In
Ymax Ymin
Ymax
from the home screen or a
@Y
screen mode,
Ymax
split-screen mode,
Horiz
... 30. In
+
@Y G.T
+
@Y
Ymin
, and ).
qstep
mode. Using a
Float
causes
Float RegEQ
is the center
Xmax
is the distance
@X is
is calculated as
is
Xmax
Ymax
@Y
split-screen
G.T
N ) à 50.
Ymin
is calculated as
is
Ymax
split-screen mode,
... 50.
is
is