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log(sin(y))=Const+log(x^2-2)/2 la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
                     / 2    \
                  log\x  - 2/
log(sin(y)) = c + -----------
                       2     
$$\log{\left(\sin{\left(y \right)} \right)} = c + \frac{\log{\left(x^{2} - 2 \right)}}{2}$$
Gráfica
Suma y producto de raíces [src]
suma
      _______________________________________________                                                              _______________________________________________                                                            _______________________________________________                                                              _______________________________________________                                                     
     /                        2                          /     /  /   2     -2*c\        /   2     -2*c\\\        /                        2                          /     /  /   2     -2*c\        /   2     -2*c\\\      /                        2                          /     /  /   2     -2*c\        /   2     -2*c\\\        /                        2                          /     /  /   2     -2*c\        /   2     -2*c\\\
  4 /  /      /   2     -2*c\\      2/   2     -2*c\     |atan2\im\sin (y)*e    /, 2 + re\sin (y)*e    //|     4 /  /      /   2     -2*c\\      2/   2     -2*c\     |atan2\im\sin (y)*e    /, 2 + re\sin (y)*e    //|   4 /  /      /   2     -2*c\\      2/   2     -2*c\     |atan2\im\sin (y)*e    /, 2 + re\sin (y)*e    //|     4 /  /      /   2     -2*c\\      2/   2     -2*c\     |atan2\im\sin (y)*e    /, 2 + re\sin (y)*e    //|
- \/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *cos|-----------------------------------------------| - I*\/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *sin|-----------------------------------------------| + \/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *cos|-----------------------------------------------| + I*\/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *sin|-----------------------------------------------|
                                                         \                       2                       /                                                            \                       2                       /                                                          \                       2                       /                                                            \                       2                       /
$$\left(- i \sqrt[4]{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} \sin{\left(\frac{\operatorname{atan_{2}}{\left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)},\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2 \right)}}{2} \right)} - \sqrt[4]{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} \cos{\left(\frac{\operatorname{atan_{2}}{\left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)},\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2 \right)}}{2} \right)}\right) + \left(i \sqrt[4]{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} \sin{\left(\frac{\operatorname{atan_{2}}{\left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)},\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2 \right)}}{2} \right)} + \sqrt[4]{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} \cos{\left(\frac{\operatorname{atan_{2}}{\left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)},\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2 \right)}}{2} \right)}\right)$$
=
0
$$0$$
producto
/      _______________________________________________                                                              _______________________________________________                                                     \ /    _______________________________________________                                                              _______________________________________________                                                     \
|     /                        2                          /     /  /   2     -2*c\        /   2     -2*c\\\        /                        2                          /     /  /   2     -2*c\        /   2     -2*c\\\| |   /                        2                          /     /  /   2     -2*c\        /   2     -2*c\\\        /                        2                          /     /  /   2     -2*c\        /   2     -2*c\\\|
|  4 /  /      /   2     -2*c\\      2/   2     -2*c\     |atan2\im\sin (y)*e    /, 2 + re\sin (y)*e    //|     4 /  /      /   2     -2*c\\      2/   2     -2*c\     |atan2\im\sin (y)*e    /, 2 + re\sin (y)*e    //|| |4 /  /      /   2     -2*c\\      2/   2     -2*c\     |atan2\im\sin (y)*e    /, 2 + re\sin (y)*e    //|     4 /  /      /   2     -2*c\\      2/   2     -2*c\     |atan2\im\sin (y)*e    /, 2 + re\sin (y)*e    //||
|- \/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *cos|-----------------------------------------------| - I*\/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *sin|-----------------------------------------------||*|\/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *cos|-----------------------------------------------| + I*\/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *sin|-----------------------------------------------||
\                                                         \                       2                       /                                                            \                       2                       // \                                                       \                       2                       /                                                            \                       2                       //
$$\left(- i \sqrt[4]{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} \sin{\left(\frac{\operatorname{atan_{2}}{\left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)},\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2 \right)}}{2} \right)} - \sqrt[4]{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} \cos{\left(\frac{\operatorname{atan_{2}}{\left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)},\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2 \right)}}{2} \right)}\right) \left(i \sqrt[4]{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} \sin{\left(\frac{\operatorname{atan_{2}}{\left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)},\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2 \right)}}{2} \right)} + \sqrt[4]{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} \cos{\left(\frac{\operatorname{atan_{2}}{\left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)},\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2 \right)}}{2} \right)}\right)$$
=
                                                             /   /             2              \         /             2              \\
                                                             |   |/      2*I*y\   -2*c  -2*I*y|         |/      2*I*y\   -2*c  -2*I*y||
     _______________________________________________         |-im\\-1 + e     / *e    *e      /       re\\-1 + e     / *e    *e      /|
    /                        2                        I*atan2|----------------------------------, 2 - --------------------------------|
   /  /      /   2     -2*c\\      2/   2     -2*c\          \                4                                      4                /
-\/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *e                                                                                 
$$- \sqrt{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} e^{i \operatorname{atan_{2}}{\left(- \frac{\operatorname{im}{\left(\left(e^{2 i y} - 1\right)^{2} e^{- 2 c} e^{- 2 i y}\right)}}{4},2 - \frac{\operatorname{re}{\left(\left(e^{2 i y} - 1\right)^{2} e^{- 2 c} e^{- 2 i y}\right)}}{4} \right)}}$$
-sqrt((2 + re(sin(y)^2*exp(-2*c)))^2 + im(sin(y)^2*exp(-2*c))^2)*exp(i*atan2(-im((-1 + exp(2*i*y))^2*exp(-2*c)*exp(-2*i*y))/4, 2 - re((-1 + exp(2*i*y))^2*exp(-2*c)*exp(-2*i*y))/4))
Respuesta rápida [src]
           _______________________________________________                                                              _______________________________________________                                                     
          /                        2                          /     /  /   2     -2*c\        /   2     -2*c\\\        /                        2                          /     /  /   2     -2*c\        /   2     -2*c\\\
       4 /  /      /   2     -2*c\\      2/   2     -2*c\     |atan2\im\sin (y)*e    /, 2 + re\sin (y)*e    //|     4 /  /      /   2     -2*c\\      2/   2     -2*c\     |atan2\im\sin (y)*e    /, 2 + re\sin (y)*e    //|
x1 = - \/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *cos|-----------------------------------------------| - I*\/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *sin|-----------------------------------------------|
                                                              \                       2                       /                                                            \                       2                       /
$$x_{1} = - i \sqrt[4]{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} \sin{\left(\frac{\operatorname{atan_{2}}{\left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)},\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2 \right)}}{2} \right)} - \sqrt[4]{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} \cos{\left(\frac{\operatorname{atan_{2}}{\left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)},\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2 \right)}}{2} \right)}$$
         _______________________________________________                                                              _______________________________________________                                                     
        /                        2                          /     /  /   2     -2*c\        /   2     -2*c\\\        /                        2                          /     /  /   2     -2*c\        /   2     -2*c\\\
     4 /  /      /   2     -2*c\\      2/   2     -2*c\     |atan2\im\sin (y)*e    /, 2 + re\sin (y)*e    //|     4 /  /      /   2     -2*c\\      2/   2     -2*c\     |atan2\im\sin (y)*e    /, 2 + re\sin (y)*e    //|
x2 = \/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *cos|-----------------------------------------------| + I*\/   \2 + re\sin (y)*e    //  + im \sin (y)*e    / *sin|-----------------------------------------------|
                                                            \                       2                       /                                                            \                       2                       /
$$x_{2} = i \sqrt[4]{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} \sin{\left(\frac{\operatorname{atan_{2}}{\left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)},\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2 \right)}}{2} \right)} + \sqrt[4]{\left(\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2\right)^{2} + \left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)}\right)^{2}} \cos{\left(\frac{\operatorname{atan_{2}}{\left(\operatorname{im}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)},\operatorname{re}{\left(e^{- 2 c} \sin^{2}{\left(y \right)}\right)} + 2 \right)}}{2} \right)}$$
x2 = i*((re(exp(-2*c)*sin(y)^2) + 2)^2 + im(exp(-2*c)*sin(y)^2)^2)^(1/4)*sin(atan2(im(exp(-2*c)*sin(y)^2, re(exp(-2*c)*sin(y)^2) + 2)/2) + ((re(exp(-2*c)*sin(y)^2) + 2)^2 + im(exp(-2*c)*sin(y)^2)^2)^(1/4)*cos(atan2(im(exp(-2*c)*sin(y)^2), re(exp(-2*c)*sin(y)^2) + 2)/2))