Q4] A complex function in term of polar coordinates, (r,0) is described as f(z) =u(r,0)+j v(r, ). The Cauchy-Riemann equations in polar coordinates are ди 1 dv dv 1 ди ar r d0 Or r d0 And the Laplace...


Q4] A complex function in term of polar coordinates, (r,0) is described as<br>f(z) =u(r,0)+j v(r, ). The Cauchy-Riemann equations in polar coordinates<br>are<br>ди<br>1 dv<br>dv<br>1 ди<br>ar<br>r d0<br>Or<br>r d0<br>And the Laplace equation in polar equation in polar coordinates is<br>a20. 100<br>r or' r2 a02<br>1 a20<br>By employing these equations, show that Ø(r,0)=r°cos(20) is harmonic<br>and obtain harmonic conjugate, v(r,0) of u(r,0). The auxiliary of the<br>harmonic conjugate is v (0,0) =0.<br>

Extracted text: Q4] A complex function in term of polar coordinates, (r,0) is described as f(z) =u(r,0)+j v(r, ). The Cauchy-Riemann equations in polar coordinates are ди 1 dv dv 1 ди ar r d0 Or r d0 And the Laplace equation in polar equation in polar coordinates is a20. 100 r or' r2 a02 1 a20 By employing these equations, show that Ø(r,0)=r°cos(20) is harmonic and obtain harmonic conjugate, v(r,0) of u(r,0). The auxiliary of the harmonic conjugate is v (0,0) =0.

Jun 05, 2022
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