Texas Instruments TI-80 Manual Book page 228

C
Conversions
decimals, 2-7, 2-8, 3-8, 3-10, 82,
A-3
fractions, 3-8, 3-10, A-6
polar to rectangular, 2-14, 2-15, A-13
rectangular to polar, 2-14, 2-15, A-15,
A-16
Coordinates, 4-12
Correlation coefficient r, 9-15 to 9-17
COS –1
, , 2-4, A-3, B-9
COS
Cosine, 2-4, A-3, B-9
CTL ( PRGM ) menu, 10-7 to 10-10
3
Cube: , 2-7, 2-8, A-3
3
‡, 2-7, 2-8, A-3
Cube root:
Cursor coordinates, 4-12, B-8
Cursor keys, 1-8
Cursors, 1-5, 1-8
Curve fitting, 9-18 to 9-21
DATA TYPE error, B-11
8DEC, 2-7, 2-8, 3-8, 3-10, 8-2, A-3
Decimal display, 1-10, 2-8, A-3
Decimal window, 4-15, 4-17, A-19
DEGREE MODE , 1-9, 1-11, 2-14, 4-4,
A-3
Degree notation ¡, 2-14, A-3
Deleting
characters, 1-8
from memory, 12-3
@TBL
variable, 6-2, 6-3, 6-5, 6-6
@X, @Y, 4-10, 4-17, A-26, B-8
Dependent variable, 6-4 to 6-6
Derivative. See Numerical derivative
Difficulty, in case of, B-10
, 8-6, 8-7, A-3
DIM
Dimension (list), 8-6, 8-7, A-3
DIM MISMATCH error, B-11
, 10-3, 10-11, 10-13, A-3
DISP
DISPGRAPH , 9-24, 10-11, 10-13,
A-3
Display, 1-4, 1-5
contrast, 3, 1-3, B-2, B-10
cursors, 1-5, 1-8
decimal, 2-8, A-3
fraction, 3-8, 3-10, A-6
I-2 Index
(Cont.)
D
D
Display (Cont.)
graph, 4-11, 4-12
Home screen, 1-4
table, 6-5, 6-6
text, 10-12, 10-13, A-3, A-7
Division: à, 2-4, A-4
DOMAIN error, B-11
DOT MODE , 1-9, 1-11, 4-4, A-4
DRAW menu, 7-3 to 7-11
, 7-3, 7-6, A-4
DRAWF
Drawing
function, 7-6
lines, 7-4 to 7-5
on a graph, 7-1 to 7-11
points, 7-10
stat data, 9-18 to 9-21
H, 2-9
e^, 2-5, A-4, B-9
e (natural log), 2-5, A-8, B-9
Edit keys, 1-8
Editors, 1-8
function, 4-5, 4-6, 5-3
list, 9-9 to 9-12
program, 10-5 to 10-7, 10-14
statistics, 9-9 to 9-12
table, 6-3 to 6-6
Y=, 4-5, 4-6, 5-3
Element
list, 8-3 to 8-5
ELSE , 10-7, 10-8, A-4
, 10-3, 10-7 to 10-9, A-4
END
Entering
expressions, 1-6
fractions, 3-6
functions, 1-7, 4-5 to 4-7,
5-3, 6-4, A-26
lists, 8-3 to 8-5, 9-10 to 9-12
negative numbers, 1-21, 2-6,
A-11
programs, 10-5 to 10-6
statistics, 9-2 to 9-24
EOS, 1-20, 1-21
EQ ( VARS ) menu, 1-19, 9-17
Equal: =, 2-16, A-4
(Cont.)
E