9
shift, shift( ) . . . . . . . . . . . . . . . . . 875
sorting columns . . . . . . . . . . . . . 535
statistical plots . . . . . . . . . . . . . . 551
values . . . . . . . . . . . . . . . . . 523, 524
data/matrix editor . . . . . . . . . . . . . . . 469
data4mat( ) . . . . . . . . . . . . . . . . . . . . 806
date
reset . . . . . . . . . . . . . . . . . . . . . . . 48
setting . . . . . . . . . . . . . . . . . . . . . . 40
dayOfWk( ), day of week . . . . . . . . . 807
DE (differential equation) mode . . . . . 38
decimal
angle display, 4DD . . . . . . . . . . . 807
integer display, 4Dec . . . . . 681, 807
define toolbar, Toolbar . . . . . . . 621, 892
Define, define . .357, 41 3, 446, 742, 808
define, Define . 224, 271, 309, 350, 357,
378, . 413, 446, 472, 479, 591, 596,
627, . . . . . . . . . . . . . . . . . . 742, 808
DEG (degree) mode . . . . . . . . . . . . . . 38
degree notation, - . . . . . . . 764, 910, 911
degree/minute/second display, 4DMS 813
delete character (0 / (8 .) . . . . . . 16
deleting
folder, DelFold . . . . . . . . . . 596, 808
variable, DelVar 238, 270, 596, 600,
809
variables of type . . . . . . . . . . . . . 705
deleting variables . . . . . . . . . . . . . . . 143
DelFold, delete folder . . . . . . . . 596, 808
DelType . . . . . . . . . . . . . . . . . . . . . . 809
DelType command . . . . . . . . . . . . . .705
DelVar, delete variable . . .596, 600, 809
denominator . . . . . . . . . . . . . . . . . . .795
derivatives . . . . . . . . . . . . . . . . . . . . . . 79
first derivative, d ( ) . . . . . . . . . . .8 06
first derivative, d() .79, 247, 265, 267
numeric derivative, nDeriv() 266, 846
Derivatives (graph math tool) . 331, 334,
346, . . . . . . . . . . . . . . . . . . . . . . . 353
deSolve( ), solution . . . . . .266, 444, 809
det( ), matrix determinant . . . . . . . . .810
diag( ), matrix diagonal . . . . . . . . . . .811
dialog box
CLOCK . . . . . . . . . . . . . . . . . . . . . 41
edit categories . . . . . . . . . . . . . . . .33
menu indicator . . . . . . . . . . . . . . .53
MODE . . . . . . . . . . . . . . . . . . . . . . 17
to open Apps . . . . . . . . . . . . . . . . . 28
dialog box, define, Dialog . . . . .621, 811
dialog boxes . . . . . . . . . . . . . . . . . . .179
Dialog, define dialog box . . . . . .621, 811
Diamond modifier key (8)
description . . . . . . . . . . . . . . . . . . .13
status . . . . . . . . . . . . . . . . . . . . . . 38
differential equations
DIRFLD, direction field . . . .415, 423
first order . . . . . . . . . . . . . . .425, 444
FLDOFF, field off . . . .415, 424, 451
graphing . . . . . . . . . . . . . . .410–452
initial conditions . . . . . . . . . . . . . . 421
second order . . . . . . . . . . . .427, 444