Sharp PC-1403 - Page 51

45
3
0
Y= [5 / 3
- 1
-5
2
Whe n yo u i n put th e re s pective e l em en t s o f a m at r i x , yo u may u s e a n y o f th e k eys th a t
you use i n the C AL m ode for f our b a sic operat i ons and sc i e n tific ca l c ul ations .
E x a mp l e 1 : T o en t er th e fo llowing two m atri x e s :
Key Function
1sH1FT I m
• Put s t he c o mput e r in t he M ATRI X m ode .
• A ll ows you t o enter the e l e ment s of matrix X a nd t h e n the
el ements of ma tri x Y , and the comp ute r t o ca l c ula te t he
matr ixes .
• R ele as e s the computer from th e MATR I X mode wh en t hese
k e y s a re p r e ss ed a s econd tim e .
l sH 1 FT I [TI
• Put s th e co mpu t er in th e MA T RI X mod e .
• A ll ows the com p uter to p erfo r m m at rix cal cu l a t ion s .
• R e l eases th e co m puter from th e MATR I X m ode w h e n th ese
keys a r e presse d a se c ond t i me .
I E N T ER I
• Stor es in m e mory the n umber of rows and n u m b er o f co l umns
wh i ch f o r m a matrix and oth e r matr ix e l eme n t da t a , an d th en
the computer waits f or the next data e nt r y .
IE • Shif ts t he cursor to the right by on e co l u mn . (W h en th e c ur sor
is a t th e r i ghtmos t co l umn, the cursor mo v e s to the next
e l e m ent.)
G • S h ifts th e cu rsor t o the le ft b y o n e c o l u m n . (Whe n t h e cursor
is at t he l eft most c olumn, the curs o r moves to t he p r ece d in g
e l ement.)
[TI
• S h ift s th e cu r so r u p by on e row ( i. e . , to t h e e l e me n t i m medi-
a te l y a bove t he c u r rent c o lu mn).
• R eturns the com p uter to the prev i ous s t ep in op e r ation .
I.TI • Shifts t he c u rsor do wn b y one row ( i. e . , to the e l ement
im mediate l y be l ow th e c u rrent col um n ).
• Put s the computer in t h e wait state f or n ext ste p in op eration .
U s ing as a Calcul a to r