Quick Reference Guide
vi
Z
zInterval ....................................................112
zInterval_1Prop ........................................112
zInterval_2Prop ........................................113
zInterval_2Samp .......................................113
zTest ..........................................................114
zTest_1Prop ..............................................114
zTest_2Prop ..............................................115
zTest_2Samp .............................................115
Symbols
+ (add) .......................................................116
N(subtract) ................................................116
·(multiply) ...............................................117
à (divide) ...................................................117
^ (power)  ..................................................118
x
2
 (square) ................................................118
.+ (dot add) ...............................................119
.. (dot subt.) ..............................................119
.
·(dot mult.) .............................................119
. / (dot divide)  ...........................................119
.^ (dot power)  ..........................................119
L(negate) ...................................................120
% (percent) ...............................................120
= (equal) ....................................................121
ƒ (not equal) .............................................121
< (less than) ..............................................121
{ (less or equal) ........................................122
> (greater than) ........................................122
| (greater or equal) ..................................122
! (factorial) ................................................122
& (append) ................................................122
d() (derivative)  ..........................................123
‰() (integral)  ..............................................123
‡() (square root)  .......................................123
Π() (prodSeq)  ............................................124
G() (sumSeq) ..............................................124
GInt() .........................................................125
GPrn() ........................................................ 125
# (indirection) .......................................... 126
E (scientific notation)  ............................... 126
g (gradian) ............................................... 126
R(radian) .................................................... 126
¡ (degree) ................................................. 127
¡, ', '' (degree/minute/second) ................. 127
± (angle) .................................................. 127
_ (underscore as an empty element)  ...... 127
10^() .......................................................... 128
^/(reciprocal) ........................................... 128
| (“with”)  .................................................. 128
& (store)  ................................................... 129
:= (assign) ................................................. 129
© (comment)  ............................................ 129
0b, 0h ........................................................ 130
Empty (void) elements
Calculations involving void 
elements ................................................... 131
List arguments containing void 
elements ................................................... 131
Shortcuts for entering math 
expressions
EOS™ (Equation Operating 
System) hierarchy
Error codes and messages
Warning codes and messages
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