早教吧 育儿知识 作业答案 考试题库 百科 知识分享

解析函数f(x)=u(x,y)+iv(x,y)的实部u(x,y)=(x^2)-(y^2)+1求满足条件f(i)=0的f(x)=u(x,y)+iv(x,y)

题目详情
解析函数f(x)=u(x,y)+iv(x,y)的实部u(x,y)=(x^2)-(y^2)+1求满足条件f( i )=0的f(x)=u(x,y)+iv(x,y)
▼优质解答
答案和解析
f( i )=0则u(x,y)=u(i,y)=0且v(x,y)=v(i,y)=0
由u(x,y)=(x^2)-(y^2)+1得u(i,y)=i^2-y^2+1=0
∴y^2=i^2+1=0,y=0
则f(i)=0时,f(x)=u(i,0)+iv(i,0)