Line Calculator SB.txt by b+ 2020-03-07
[
	@ 110 40 *** Line Calculator ***
	@ 10 80 arith: +, -, *, /,   constants: e, pi, random 0-1 use rnd
	@ 10 100 (keep - for subtraction spaced on both sides to distinguish from neg numbers)
	@ 10 120 functions modulus use %, power use ^, log, exp, sqr, int, random 0 to 1 use rnd
	@ 10 140 trig (radians): sin( ), cos( ), tan( ), atan( ) conversion: rad, deg
	@ 10 160 boolean: =, <>, <, <=, >, >=, and, or, not
	@ 50 180 (results are displayed for 3.5 secs)
	n row int(220/16 + .5)
	l row 2
	? string (-42 to quit) Enter an expression to evaluate...
	i string = -42
		x
	f
	n result string
	@ 10 250 The calculator came up with this: result
	w 3.5
	c
]
c
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. Goodbye!
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