/ / 4\\ / / / 4\\ \
| | x - -|| | | | x - -|| |
| | x|| | | | x|| |
| |e || | | |e || 4*im(x) | 4*re(x)
y1 = - re|W|------|| + I*|- im|W|------|| + ---------------| - ---------------
\ \ x // | \ \ x // 2 2 | 2 2
\ im (x) + re (x)/ im (x) + re (x)
$$y_{1} = i \left(- \operatorname{im}{\left(W\left(\frac{e^{x - \frac{4}{x}}}{x}\right)\right)} + \frac{4 \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}\right) - \operatorname{re}{\left(W\left(\frac{e^{x - \frac{4}{x}}}{x}\right)\right)} - \frac{4 \operatorname{re}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}$$
y1 = i*(-im(LambertW(exp(x - 4/x)/x)) + 4*im(x)/(re(x)^2 + im(x)^2)) - re(LambertW(exp(x - 4/x)/x)) - 4*re(x)/(re(x)^2 + im(x)^2)
Suma y producto de raíces
[src]
/ / 4\\ / / / 4\\ \
| | x - -|| | | | x - -|| |
| | x|| | | | x|| |
| |e || | | |e || 4*im(x) | 4*re(x)
- re|W|------|| + I*|- im|W|------|| + ---------------| - ---------------
\ \ x // | \ \ x // 2 2 | 2 2
\ im (x) + re (x)/ im (x) + re (x)
$$i \left(- \operatorname{im}{\left(W\left(\frac{e^{x - \frac{4}{x}}}{x}\right)\right)} + \frac{4 \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}\right) - \operatorname{re}{\left(W\left(\frac{e^{x - \frac{4}{x}}}{x}\right)\right)} - \frac{4 \operatorname{re}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}$$
/ / 4\\ / / / 4\\ \
| | x - -|| | | | x - -|| |
| | x|| | | | x|| |
| |e || | | |e || 4*im(x) | 4*re(x)
- re|W|------|| + I*|- im|W|------|| + ---------------| - ---------------
\ \ x // | \ \ x // 2 2 | 2 2
\ im (x) + re (x)/ im (x) + re (x)
$$i \left(- \operatorname{im}{\left(W\left(\frac{e^{x - \frac{4}{x}}}{x}\right)\right)} + \frac{4 \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}\right) - \operatorname{re}{\left(W\left(\frac{e^{x - \frac{4}{x}}}{x}\right)\right)} - \frac{4 \operatorname{re}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}$$
/ / 4\\ / / / 4\\ \
| | x - -|| | | | x - -|| |
| | x|| | | | x|| |
| |e || | | |e || 4*im(x) | 4*re(x)
- re|W|------|| + I*|- im|W|------|| + ---------------| - ---------------
\ \ x // | \ \ x // 2 2 | 2 2
\ im (x) + re (x)/ im (x) + re (x)
$$i \left(- \operatorname{im}{\left(W\left(\frac{e^{x - \frac{4}{x}}}{x}\right)\right)} + \frac{4 \operatorname{im}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}\right) - \operatorname{re}{\left(W\left(\frac{e^{x - \frac{4}{x}}}{x}\right)\right)} - \frac{4 \operatorname{re}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}$$
/ / / 2\\\ / / 2\\
| | | -4 + x ||| | | -4 + x ||
| | | -------||| | | -------||
| | | x ||| | | x ||
| / 2 2 \ | |e ||| / 2 2 \ | |e ||
-4*re(x) + I*|4*im(x) - \im (x) + re (x)/*im|W|--------||| - \im (x) + re (x)/*re|W|--------||
\ \ \ x /// \ \ x //
----------------------------------------------------------------------------------------------
2 2
im (x) + re (x)
$$\frac{i \left(- \left(\left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right) \operatorname{im}{\left(W\left(\frac{e^{\frac{x^{2} - 4}{x}}}{x}\right)\right)} + 4 \operatorname{im}{\left(x\right)}\right) - \left(\left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}\right) \operatorname{re}{\left(W\left(\frac{e^{\frac{x^{2} - 4}{x}}}{x}\right)\right)} - 4 \operatorname{re}{\left(x\right)}}{\left(\operatorname{re}{\left(x\right)}\right)^{2} + \left(\operatorname{im}{\left(x\right)}\right)^{2}}$$
(-4*re(x) + i*(4*im(x) - (im(x)^2 + re(x)^2)*im(LambertW(exp((-4 + x^2)/x)/x))) - (im(x)^2 + re(x)^2)*re(LambertW(exp((-4 + x^2)/x)/x)))/(im(x)^2 + re(x)^2)