case $1 in
	lw)	PROGNAME="$0"
		shift
		PTERM=lw
		export PTERM
		$PROGNAME "$@" | lwcat
		exit
		;;
esac

math  : -o"row,sin(row*2*PI/5)+1.5,rnd(0)+3.8,.1+.15*rnd(0)" \
	-t"row==19" | tee foo2 |
plt % $* -F"
W .15 - .85 -
t Making Legends with Symbols
y Y axis Units
x
xa 0 20 1
xo .025
ya 0 5
yo .02
g grid sym
p 0,1n(W5L1) 0,1Sutriangle 0,2n(W12G.8) 0,2,3Ecircle
lp .57 .69
le 0 2 Random Series
le 0 3
le 1 - (Synthesized)
le 2 0 Sine Function
le 2 1"