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Gemini User’s Manual
You can also combine characters, using the backspace command:
LPRINT CHR$(126); CHR$(8); CHR$(95)
produces: =, the symbol for “approximately equal to:’
Printing Equations
-
Gemini provides three different types of “grouping” symbols for
use in mathematical expressions:
-
(
) .
-_
1
CHR$(40) CHR$(41) CHR$(91) CHR$(93)
-
CHkS(l23) CHdS(125)
The character set of Greek symbols, often used in scientific
and mathematical equations, include:
sigma
Pi
omega
c
n
t3
CHR$(l84) CHR;(,85) CHRi(l87) CHR$(l82) CHR$(183)
phi theta mu
beta
.-
0 8
P
CHR$(178) CHR$(l79) CHRg(l97) CHR$(217)
-
Appendix H, at the back of this manual, lists all special
characters. If you take a moment and look over the character set,
- -
you’ll find the symbols for the parallel lines, functions, angstroms,
degrees (in C and F), and other characters that serve special
purposes in scientific notation.
-
-
SPECIAL SYMBOLS FOR PLOlllNG DATA
For those of you who would like to use Gemini to plot data and
graphs, a nice set of plotting symbols are provided:
-~-
-
0
noDQo+o
CHR$(l68) (169) (170) (171) (172) (173) (174) (175)
-
102