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arctg(sqrt(x^2+y^2)) la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
    /   _________\    
    |  /  2    2 |    
atan\\/  x  + y  / = 0
$$\operatorname{atan}{\left(\sqrt{x^{2} + y^{2}} \right)} = 0$$
Gráfica
Respuesta rápida [src]
           ______________________________________                                                     ______________________________________                                            
          /                  2                       /     /                  2        2   \\        /                  2                       /     /                  2        2   \\
       4 /  /  2        2   \        2      2        |atan2\-2*im(x)*re(x), im (x) - re (x)/|     4 /  /  2        2   \        2      2        |atan2\-2*im(x)*re(x), im (x) - re (x)/|
y1 = - \/   \im (x) - re (x)/  + 4*im (x)*re (x) *cos|--------------------------------------| - I*\/   \im (x) - re (x)/  + 4*im (x)*re (x) *sin|--------------------------------------|
                                                     \                  2                   /                                                   \                  2                   /
$$y_{1} = - i \sqrt[4]{\left(- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} \sin{\left(\frac{\operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}{2} \right)} - \sqrt[4]{\left(- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} \cos{\left(\frac{\operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}{2} \right)}$$
         ______________________________________                                                     ______________________________________                                            
        /                  2                       /     /                  2        2   \\        /                  2                       /     /                  2        2   \\
     4 /  /  2        2   \        2      2        |atan2\-2*im(x)*re(x), im (x) - re (x)/|     4 /  /  2        2   \        2      2        |atan2\-2*im(x)*re(x), im (x) - re (x)/|
y2 = \/   \im (x) - re (x)/  + 4*im (x)*re (x) *cos|--------------------------------------| + I*\/   \im (x) - re (x)/  + 4*im (x)*re (x) *sin|--------------------------------------|
                                                   \                  2                   /                                                   \                  2                   /
$$y_{2} = i \sqrt[4]{\left(- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} \sin{\left(\frac{\operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}{2} \right)} + \sqrt[4]{\left(- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} \cos{\left(\frac{\operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}{2} \right)}$$
y2 = i*((-re(x)^2 + im(x)^2)^2 + 4*re(x)^2*im(x)^2)^(1/4)*sin(atan2(-2*re(x)*im(x, -re(x)^2 + im(x)^2)/2) + ((-re(x)^2 + im(x)^2)^2 + 4*re(x)^2*im(x)^2)^(1/4)*cos(atan2(-2*re(x)*im(x), -re(x)^2 + im(x)^2)/2))
Suma y producto de raíces [src]
suma
      ______________________________________                                                     ______________________________________                                                   ______________________________________                                                     ______________________________________                                            
     /                  2                       /     /                  2        2   \\        /                  2                       /     /                  2        2   \\      /                  2                       /     /                  2        2   \\        /                  2                       /     /                  2        2   \\
  4 /  /  2        2   \        2      2        |atan2\-2*im(x)*re(x), im (x) - re (x)/|     4 /  /  2        2   \        2      2        |atan2\-2*im(x)*re(x), im (x) - re (x)/|   4 /  /  2        2   \        2      2        |atan2\-2*im(x)*re(x), im (x) - re (x)/|     4 /  /  2        2   \        2      2        |atan2\-2*im(x)*re(x), im (x) - re (x)/|
- \/   \im (x) - re (x)/  + 4*im (x)*re (x) *cos|--------------------------------------| - I*\/   \im (x) - re (x)/  + 4*im (x)*re (x) *sin|--------------------------------------| + \/   \im (x) - re (x)/  + 4*im (x)*re (x) *cos|--------------------------------------| + I*\/   \im (x) - re (x)/  + 4*im (x)*re (x) *sin|--------------------------------------|
                                                \                  2                   /                                                   \                  2                   /                                                 \                  2                   /                                                   \                  2                   /
$$\left(- i \sqrt[4]{\left(- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} \sin{\left(\frac{\operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}{2} \right)} - \sqrt[4]{\left(- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} \cos{\left(\frac{\operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}{2} \right)}\right) + \left(i \sqrt[4]{\left(- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} \sin{\left(\frac{\operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}{2} \right)} + \sqrt[4]{\left(- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} \cos{\left(\frac{\operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}{2} \right)}\right)$$
=
0
$$0$$
producto
/      ______________________________________                                                     ______________________________________                                            \ /    ______________________________________                                                     ______________________________________                                            \
|     /                  2                       /     /                  2        2   \\        /                  2                       /     /                  2        2   \\| |   /                  2                       /     /                  2        2   \\        /                  2                       /     /                  2        2   \\|
|  4 /  /  2        2   \        2      2        |atan2\-2*im(x)*re(x), im (x) - re (x)/|     4 /  /  2        2   \        2      2        |atan2\-2*im(x)*re(x), im (x) - re (x)/|| |4 /  /  2        2   \        2      2        |atan2\-2*im(x)*re(x), im (x) - re (x)/|     4 /  /  2        2   \        2      2        |atan2\-2*im(x)*re(x), im (x) - re (x)/||
|- \/   \im (x) - re (x)/  + 4*im (x)*re (x) *cos|--------------------------------------| - I*\/   \im (x) - re (x)/  + 4*im (x)*re (x) *sin|--------------------------------------||*|\/   \im (x) - re (x)/  + 4*im (x)*re (x) *cos|--------------------------------------| + I*\/   \im (x) - re (x)/  + 4*im (x)*re (x) *sin|--------------------------------------||
\                                                \                  2                   /                                                   \                  2                   // \                                              \                  2                   /                                                   \                  2                   //
$$\left(- i \sqrt[4]{\left(- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} \sin{\left(\frac{\operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}{2} \right)} - \sqrt[4]{\left(- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} \cos{\left(\frac{\operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}{2} \right)}\right) \left(i \sqrt[4]{\left(- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} \sin{\left(\frac{\operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}{2} \right)} + \sqrt[4]{\left(- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} \cos{\left(\frac{\operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}{2} \right)}\right)$$
=
     ______________________________________                                          
    /                  2                            /                  2        2   \
   /  /  2        2   \        2      2      I*atan2\-2*im(x)*re(x), im (x) - re (x)/
-\/   \re (x) - im (x)/  + 4*im (x)*re (x) *e                                        
$$- \sqrt{\left(\left(\operatorname{re}{\left(x\right)}\right)^{2} - \left(\operatorname{im}{\left(x\right)}\right)^{2}\right)^{2} + 4 \left(\operatorname{re}{\left(x\right)}\right)^{2} \left(\operatorname{im}{\left(x\right)}\right)^{2}} e^{i \operatorname{atan_{2}}{\left(- 2 \operatorname{re}{\left(x\right)} \operatorname{im}{\left(x\right)},- \left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2} \right)}}$$
-sqrt((re(x)^2 - im(x)^2)^2 + 4*im(x)^2*re(x)^2)*exp(i*atan2(-2*im(x)*re(x), im(x)^2 - re(x)^2))