Efficient Stepsize Selection for the Tau

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(
2.8
3
−3
x 10
0.7
0.6
Histogram Error
0.5
0.4
0.3
0.2
0.1
0
0.01
0.02
0.03
0.04
0.05
Epsilon
ª 3'!l1+
Ø l¯
0.06
0.07
0.08
0.5
0.45
0.4
Histogram Error
0.35
0.3
0.25
0.2
0.15
0.1
0.05
200
300
400
500
600
CPU TIME
ª 3'!l1+
ØbØ ¯
700
800
900
Stepsize given by the improved G−P formula (18)
0.045
0.04
0.035
0.03
0.025
0.02
0.015
0.01
0.005
0
0
0.005
0.01
0.015
0.02
0.025
0.03
0.035
Stepsize given by the new formula (33)
Ø
ª 3'!l1+ •° ¯
0.04
0.045