Texas Instruments TI-86 User Manual
Page 420
408
Index
99INDEX.DOC TI-86, Index, US English Bob Fedorisko Revised: 02/13/01 2:51 PM Printed: 02/27/01 1:29 PM Page 408 of 15
DELf (delete function), 77
DELi (delete element), 170
DELr (delete row), 179
Deltalst( (delta list), 160, 279
DelVar( (delete variable), 219,
280
der1( (first derivative), 54, 280
der2( (second derivative), 54,
280
derivatives
calculating, 7
det (determinant), 183, 281
DFLTS (defaults), 232
DifEq (differential equation
mode), 35, 74, 239, 281
differential equation editor, 134
differential equation graphs, 74
displaying, 138
drawing, 145
mode, 35
differential equations
changing to first order, 142
defining graph, 132
drawing solutions, 148
DrEqu(, 287
editor, 134
EXPLR, 148
differential equations (continued)
graphing, 132, 137, 139, 141,
142
initial conditions editor, 136
mode, 144
Q'n equation variables, 135
setting axes, 137
setting graph format, 133
setting graphing mode, 132
solving, 139
tracing, 144
using EVAL, 150
window variables, 135
differentiation modes, 36
difTol (tolerance), 136
dim (dimension), 173, 184, 281
dimL (dimension of list), 159,
282
DirFld (direction field), 134,
282
Disp (display), 216, 283
DispG (display graph), 283
display, 17
display contrast
adjusting, 17, 18
displaying a menu, 31
DispT (display table), 284
DIST (distance), 96, 98
division (/), 284
division symbol, 3
4
DMS (to degrees/
minutes/seconds), 51, 285
dot(, 173, 285
dr/d
q, 122
DRAW, 75, 88
DrawDot, 84, 285
DrawF (draw function), 103,
107
, 286
drawing
circles, 106
differential equation graphs,
145
freehand points, lines,
curves, 107
function, tangent line,
inverse function, 107
line segments, 105
lines, 105, 106
parametric graphs, 130
points, 108
polar graphs, 122
drawing tools, 101
drawings
clearing, 103
drawings (continued)
recalling, 102
saving, 102
DrawLine, 84, 286
DrEqu( (draw equation), 145,
287
DrInv (draw inverse), 103, 107,
287
DS<( (decrement and skip),
219, 288
DUPLICATE NAME menu, 241
dx/dt, 130
dxDer1 (exact differentiation),
36
, 75, 288
dxNDer (numeric
differentiation), 36, 75, 288
dy/dt, 130
dy/dx, 96, 99, 130
E
E
(exponent), 48, 292
e^ (e raised to power), 288
editing equations, 205
editor menu, 33
eigVc (eigenvector), 183, 289
eigVl (eigenvalue), 183, 289