tanh

Emperor Xuanzong in Tanh dynasty article including in "Entire Donovan" 20th volume to 40th volume in.

玄宗文收录于《全文》第二十卷至第四十卷中。

The integration uncertain border value is estimated by fuzzy inference and the soft switch control is accomplished by tanh(x) function replacing sgn(x).

根据模糊推理估计集成不确定边界,利用双曲正函数代替符号函数实现软换连续控制。