Sharp PC-1403 - Page 82

7 6
Pr i ority i n Ma nual Calculatio n s
I n the B A S I C m ode , yo u can type i n formulas i n the exac t orde r in w h ic h they are
wr i tten , i ncl u d i ng pa r enthese s or func ti o n s. The orde r of prio r ity i n c a tcu l ation and
treatment o f i nte rm ed i ate r esu l ts will be t a k en care of by t he compute r i tse lf .
T he inte rnal o r der o f p r ior i t y i n ma n ual calc ul ations i s a s fo ll ow s :
1 ) R eca ll ing v ariables or re.
2 ) Fu n ct i ons (S IN , COS , e tc . )
3 ) P owe r ("') and po wer root ( ROT)
4) Signs(+ ,- )
5) Mu l tipl i cati o n a n d d i vi s ion ( *, I )
6) Add iti on and sub t ra c t i on ( +, - )
7) Co m pari s on of magnitude (>,> = ,<,< = , < > )
8) L ogica l operatio n s (AN D , OR, N OT, and XO R )
Notes : • I f pa r entheses ar e u s ed i n a formula, the ope r a ti on g iv e n withi n t he
pa r en t h eses ha s the h i ghest prio ri ty.
•C omposite functio n s are operated from righ t t o l eft (sin co s :" 0 . 6 ).
• C h a in ed power ( 3 4 2 o r 3 "" 4 "2) o r power root are op er ated from r i ght to left .
• F or the above i tems 3) a nd 4) , t h e last ent r y i n t h e c a l c ul at io n formula has
a h i gh er p r i o r i ty .
( e . g.) -2 A 4 ---+ -( 2 4 )
3A - 2-> 3 - 2
Us i ng as a Cal cula t or