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Table 1 Comparison between g ( x ) approximation function and f ( x ) = exp( x )

From: High-accuracy function synthesizer circuit with applications in signal processing

x g(x) (dB) f(x) (dB) ϵ (dB)
0 0 0 0
0.2 4.075 4 0.075
0.4 8.029 8 0.029
0.6 12.011 12 0.011
0.8 16.028 16 0.028
1.0 20.095 20 0.095
1.2 24.239 24 0.239
1.4 28.495 28 0.495
1.6 32.914 32 0.914
1.65 34.001 33 1.001
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