Sharp PC-1500 - Editing Keys and Functions; Left Arrow;Oe Lete Key

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Keystrokes Result
W I SHFT I CEIWl! •• L!il
9
m 1 .... n 1 m [TJ@•'!l I
[lJ ~ffi l s>olfr i 13J[).Jrn:;[} l •• n • I I
CD 00 I """ I G;J LS •" !l r>J l fJ [[]
Jl
CDL§J a::ll ••re•l
I
rn , ..... I (3J I = I rn ri ··· ~
I
-
wmC1:rn1 ... .. 1::> J r= 1 rn :uoo ·; 1 m:_ + 1rn1• ... "1 I
As you may have observed, t he equations which are compared may be as compl ex as ne ces sary
(the only limit is the restriction of 80 symbols to a li ne).
Herc is a very simpl e p rob lem to i ll ustr-0te a practical use of i nequa li t ie s:
Nob enters Nails 'n Stull hardware store. He finds that cement comes in 4, 8, and 12
pound bags. The money he h os brought with him wi ll buy either two 12 pound bogs or
three 4 pound and one 8 pound bag. He wonders in which case he w ill get more cement.
He asks SHARP
if
2* 12 > (3 *4 ) + 8
SHARP replies 1; No b buys two 12 pound bags.
Expe riment \-Vith i nec1 u oli ti os app lying them to you r O \Vn probl ems .
H. EDITING KEYS AND FUNCTIONS
Most hum ans (except us genius-types) have a tendency to make mistakes. Recognizing human
f o
ll ibility, the designers of the PC · 1500 have incorporated several features which focil itate changes
ond corrections .
Ofl
H.1. Le ft Arrow/DELete key (3J
By now, sever al of you may h ave discovered the L eh Arrow key at the low er ri ght side of 1he
keyboard. This key acts like th• backspace k ~y on most modern typewriters; it all ows you to
move back over previously typed characters.
In the AUN mode, starting with a clear display {i.e. with the prompt showing) type in the
followi
ng characters:
en fHJ 00 1 .. •« I mm oo l••• o• I CIJ CHJ m
l ••«<I ltD C.,..I W
19
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