memory in 13-16 multiple roots 7-9 no root 7-8 numbers in 6-5numeric value of 6-10, 6-11, 7-1, 7-7, 13-4

operation summary 6-3 parentheses 6-5, 6-6, 6-15 precedence of operators 6-14 prompt for values 6-11, 6-13 prompting in programs 14-11,

15-1, 15-8 roots 7-1scrolling 6-7, 13-7, 13-16 solving 7-1, D-1stack usage 6-11storing variable value 6-12 syntax 6-14, 13-16TVM equation 17-1 types of 6-9

uses 6-1

variables in 6-3, 7-1 with (I)/(J) 14-23error messages F-1 errorsclearing 1-4 correcting 2-8, F-1

estimation (statistical) 12-8, 16-1 executing programs 13-10 exponential curve fitting 16-1 exponential functions 1-16, 4-1, 9-3,

C-5

exponents of ten 1-15, 1-16 expression equations 6-10, 6-11, 7-1

F

FN. See integration

not programmable 5-10 toggles display mode 5-1, A-2 toggles flag 14-9

factorial function 4-15 financial calculations 17-1

FIX format 1-21 See also display format flagsannunciators 14-12

clearing 14-12 default states 14-9 equation evaluation 14-11 equation prompting 14-11 fraction display 14-10 meanings 14-9 operations 14-12 overflow 14-9

setting 14-12 testing 14-9, 14-12 unassigned 14-9flow diagrams 14-2 FN=in programs 15-6, 15-10 integrating programs 15-8 solving programs 15-1fractional-part function 4-17 Fraction-display modeaffects rounding 5-8 affects VIEW 13-15 setting 5-1, A-2fractionsaccuracy indicator 5-2, 5-3 and equations 5-9and programs 5-10, 13-15, 14-9 denominators 1-26, 5-4, 14-10,14-14 displaying 5-2, 5-4, A-2 flags 14-9formats 5-6not statistics registers 5-2 reducing 5-2, 5-6 rounding 5-8 round-off 5-8setting format 5-6, 14-10, 14-14 typing 1-26functionsin equations 6-5, 6-16 list of G-1names in display 13-8 nonprogrammable 13-24 real-number 4-1single argument 1-18, 2-9 two argument 1-19, 2-9, 9-3future balance (finance) 17-1
Index-4