1)polar form of complex number,复数的极式2)Complex number algebraic expression,复数的代数形式3)exponential form of complex number,复数的指数形式4)maxi min value of fractional function,分式函数的极大极小值5)trigonometrical form of complex number,复数的三角形式6)Matrix Form of Complex Number,复数的矩阵形式