#FIG 3.1
Portrait
Center
Inches
1200 2
2 1 0 4 21 7 0 0 -1 0.000 0 0 -1 0 1 2
	2 1 4.00 240.00 480.00
	 2550 2550 1275 1425
2 1 0 3 12 7 0 0 -1 0.000 0 0 -1 0 0 2
	 3375 5625 3375 3525
2 1 0 2 12 7 0 0 -1 0.000 0 0 -1 1 1 2
	1 1 2.00 120.00 240.00
	1 1 2.00 120.00 240.00
	 3375 4050 4875 4050
2 1 0 2 12 6 0 0 -1 0.000 0 0 -1 0 0 7
	 3375 6150 3525 6300 4050 6300 4125 6375 4200 6300 4725 6300
	 4875 6150
2 1 0 4 10 7 0 0 -1 0.000 0 0 -1 0 1 2
	2 1 4.00 240.00 480.00
	 3000 2700 4050 1650
2 5 0 1 -1 -1 0 0 -1 0.000 0 0 -1 0 0 5
	0 fig06a.eps
	 300 1125 5325 1125 5325 6150 300 6150 300 1125
2 5 0 1 -1 -1 0 0 -1 0.000 0 0 -1 0 0 5
	0 fig07a.eps
	 5250 1575 10350 1575 10350 6069 5250 6069 5250 1575
2 1 0 2 12 7 0 0 -1 0.000 0 0 -1 1 0 2
	0 0 2.00 120.00 240.00
	 5250 6450 6450 5850
4 0 12 0 0 0 20 0.0000 4 195 1140 3600 3900 normalize\001
4 0 12 0 0 0 30 0.0000 4 300 1410 3600 6750 subtract\001
4 0 21 0 0 0 30 0.0000 4 405 1635 675 1500 untagged\001
4 0 10 0 0 0 30 0.0000 4 405 1185 3450 1425 tagged\001