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II ________________________________
G_em __ in_iU_s_e_"_s_M_a_nU __ al
You can also combine characters, using the backspace command:
LPRINT CHR$(126); CHR$(8); CHR$(95)
produces:
=,
the symbol for "approximately equal to:'
Printing Equations
Gemini provides three different types of "grouping" symbols for
use in mathematical expressions:
(
CHR$(40)
)
CHR$(41)
{
CHR$(123)
[
CHR$(91)
}
CHR$(125)
1
CHR$(93)
The character set of Greek symbols, often used in scientific
and mathematical equations, include:
sigma
pi
omega
1:
CJ
1t
n
0
CHR$(184) CHR$(185)
CHR$(187)
CHR$(182)
CHR$(183)
phi
theta
mu
beta
0
e
JI.
~
CHR$(178) CHR$(179)
CHR$(197)
CHR$(217)
Appendix H, at the back of this manual, lists all special
characters. If you take a moment and look over the character set,
you'll find the symbols forthe parallel lines, functions, angstroms,
degrees (in C and F), and other characters that serve special
purposes in scientific notation.
SPECIAL SYMBOLS FOR PLOITING DATA
102
For those of you who would like to use Gemini to plot data and
graphs, a nice set of plotting symbols are provided:
OLvt>~O.D
CH R$(168)
(169) (170) (171) (172) (173) (174) (175)
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