Data/Matrix; Miscellaneous; Eos (Equation Operating System) Hierarchy; Order Of Evaluation - Texas Instruments TITANIUM TI-89 User Manual

Table Table
Table Table
@tbl
tblStart

Data/Matrix

Data/Matrix
Data/Matrix Data/Matrix
c1–c99 sysData*

Miscellaneous

Miscellaneous Miscellaneous Miscellaneous
main ok
Solver Solver
Solver Solver
eqn* exp*

EOS (Equation Operating System) Hierarchy

EOS (Equation Operating System) Hierarchy EOS (Equation Operating System) Hierarchy EOS (Equation Operating System) Hierarchy
This section describes the Equation Operating System (EOSé) that is used by the TI-89
Titanium / Voyage™ 200. Numbers, variables, and functions are entered in a simple,
straightforward sequence. EOS evaluates expressions and equations using
parenthetical grouping and according to the priorities described below.

Order of Evaluation

Order of Evaluation
Order of Evaluation Order of Evaluation
Leve Operator
l
1 Parentheses ( ), brackets [ ], braces { }
2 Indirection (#)
3 Function calls
4
Post operators: degrees-minutes-seconds ( ,',"), factorial (!),
percentage (%), radian (
5 Exponentiation, power operator (^)
6
Negation (ë)
7 String concatenation (&)
8
Multiplication (ù), division (/)
9
Addition (+), subtraction (ì)
10
Equality relations: equal (=), not equal (ă or /=),
less than (<), less than or equal ({ or <=), greater than (>),
greater than or equal (| or >=)
11 Logical not
12 Logical and
13 Logical or, exclusive logical xor
Appendix B: Technical Reference
tblInput
errornum
ô
), subscript ([ ]), transpose (
î
)
942