
Z Function: Calculates the value of a finite series.
Level 4 Level 3 Level 2 Level 1
Level 1
'indx'
^tinal
smnd
■ ^su m
indx' 'init'
^tinal
smnd 'Y,{indx=init,x^^^^^,smnd)
indx'
^¡nit
' final'
smnd''E{indx=x-^^-^^,final,smnd)
indx' 'init'
'final' smnd 'E(indx=init,final,smnd)'
Z+ Command: Adds one or more data points to the current
statistics matrix (reserved variable SDAT).
Level m ... Level 2 Level 1
Level 1
[ Xi X2 - Xm ]
[[ Xi 1 ... X]^ 1 ■ • m ]]
X-^ ... Xyri — 1
H— Command: Returns a vector of m real numbers (or one number x
if m = 1) corresponding to the coordinate values of the last data point
entered by E+ into the current statistics matrix (reserved variable
SDAT).
Level 1
X
—
[ Xi X2 Xm ]
Stack Diagrams for Selected Commands H-39
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