Research Article
Steady-State Fuzzy Modeling of Ultrasonic Motor System
Table 1
Membership functions of
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| | Fuzzy subsets | Starting points | Acmes | Ending points |
| | 0 | 1 | 2.63 | | 2.5 | 3 | 3.1 | | 2.92 | 3.2 | 3.3 | | 3.06 | 3.4 | 3.47 | | 3.27 | 3.5 | 3.58 | | 3.31 | 3.6 | 3.72 | | 3.56 | 3.7 | 3.92 | | 3.9 | 4.5 | 4.55 | | 4.47 | 4.6 | 4.71 | | 4.68 | 5 | 5.2 | | 5.13 | 5.2 | 6.5 | | 6.36 | 7 | 8 |
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