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¿Cómo vas a descomponer esta Piecewise((-i*r^2*acosh(x/r)/2+i*x^3/(2*r*sqrt(-1+x^2/r^2))-i*r*x/(2*sqrt(-1+x^2/r^2)),|x^2/r^2|>1),(r^2*asin(x/r)/2+r*x*sqrt(1-x^2/r^2)/2,True)) expresión en fracciones?

Expresión a simplificar:

Solución

Ha introducido [src]
/     2      /x\                                                        
|  I*r *acosh|-|              3                                 | 2|    
|            \r/           I*x                 I*r*x            |x |    
|- ------------- + ------------------- - -----------------  for |--| > 1
|        2                   _________           _________      | 2|    
|                           /       2           /       2       |r |    
|                          /       x           /       x                
|                  2*r*   /   -1 + --    2*   /   -1 + --               
|                        /          2        /          2               
<                      \/          r       \/          r                
|                                                                       
|                                    ________                           
|                                   /      2                            
|                                  /      x                             
|              2     /x\   r*x*   /   1 - --                            
|             r *asin|-|         /         2                            
|                    \r/       \/         r                             
|             ---------- + ------------------                otherwise  
\                 2                2                                    
$$\begin{cases} - \frac{i r^{2} \operatorname{acosh}{\left(\frac{x}{r} \right)}}{2} - \frac{i r x}{2 \sqrt{-1 + \frac{x^{2}}{r^{2}}}} + \frac{i x^{3}}{2 r \sqrt{-1 + \frac{x^{2}}{r^{2}}}} & \text{for}\: \left|{\frac{x^{2}}{r^{2}}}\right| > 1 \\\frac{r^{2} \operatorname{asin}{\left(\frac{x}{r} \right)}}{2} + \frac{r x \sqrt{1 - \frac{x^{2}}{r^{2}}}}{2} & \text{otherwise} \end{cases}$$
Piecewise((-i*r^2*acosh(x/r)/2 + i*x^3/(2*r*sqrt(-1 + x^2/r^2)) - i*r*x/(2*sqrt(-1 + x^2/r^2)), |x^2/r^2| > 1), (r^2*asin(x/r)/2 + r*x*sqrt(1 - x^2/r^2)/2, True))
Simplificación general [src]
/    /        _________             \              
|    |       /  2    2              |              
|    |      /  x  - r            /x\|              
|I*r*|x*   /   -------  - r*acosh|-||              
|    |    /        2             \r/|      | 2|    
|    \  \/        r                 /      |x |    
|------------------------------------  for |--| > 1
|                 2                        | 2|    
|                                          |r |    
<                                                  
|   /                    _________\                
|   |                   /  2    2 |                
|   |      /x\         /  r  - x  |                
| r*|r*asin|-| + x*   /   ------- |                
|   |      \r/       /        2   |                
|   \              \/        r    /                
| ---------------------------------     otherwise  
|                 2                                
\                                                  
$$\begin{cases} \frac{i r \left(- r \operatorname{acosh}{\left(\frac{x}{r} \right)} + x \sqrt{\frac{- r^{2} + x^{2}}{r^{2}}}\right)}{2} & \text{for}\: \left|{\frac{x^{2}}{r^{2}}}\right| > 1 \\\frac{r \left(r \operatorname{asin}{\left(\frac{x}{r} \right)} + x \sqrt{\frac{r^{2} - x^{2}}{r^{2}}}\right)}{2} & \text{otherwise} \end{cases}$$
Piecewise((i*r*(x*sqrt((x^2 - r^2)/r^2) - r*acosh(x/r))/2, |x^2/r^2| > 1), (r*(r*asin(x/r) + x*sqrt((r^2 - x^2)/r^2))/2, True))
Respuesta numérica [src]
Piecewise((-0.5*i*r^2*acosh(x/r) + 0.5*i*x^3*(-1.0 + x^2/r^2)^(-0.5)/r - 0.5*i*r*x*(-1.0 + x^2/r^2)^(-0.5), |x^2/r^2| > 1), (0.5*r^2*asin(x/r) + 0.5*r*x*(1.0 - x^2/r^2)^0.5, True))
Piecewise((-0.5*i*r^2*acosh(x/r) + 0.5*i*x^3*(-1.0 + x^2/r^2)^(-0.5)/r - 0.5*i*r*x*(-1.0 + x^2/r^2)^(-0.5), |x^2/r^2| > 1), (0.5*r^2*asin(x/r) + 0.5*r*x*(1.0 - x^2/r^2)^0.5, True))
Unión de expresiones racionales [src]
/  /                     _________         \              
|  |                    /  2    2          |              
|  | 3      2    3     /  x  - r        /x\|              
|I*|x  - x*r  - r *   /   ------- *acosh|-||              
|  |                 /        2         \r/|      | 2|    
|  \               \/        r             /      |x |    
|-------------------------------------------  for |--| > 1
|                      _________                  | 2|    
|                     /  2    2                   |r |    
|                    /  x  - r                            
|            2*r*   /   -------                           
<                  /        2                             
|                \/        r                              
|                                                         
|       /                    _________\                   
|       |                   /  2    2 |                   
|       |      /x\         /  r  - x  |                   
|     r*|r*asin|-| + x*   /   ------- |                   
|       |      \r/       /        2   |                   
|       \              \/        r    /                   
|     ---------------------------------        otherwise  
|                     2                                   
\                                                         
$$\begin{cases} \frac{i \left(- r^{3} \sqrt{\frac{- r^{2} + x^{2}}{r^{2}}} \operatorname{acosh}{\left(\frac{x}{r} \right)} - r^{2} x + x^{3}\right)}{2 r \sqrt{\frac{- r^{2} + x^{2}}{r^{2}}}} & \text{for}\: \left|{\frac{x^{2}}{r^{2}}}\right| > 1 \\\frac{r \left(r \operatorname{asin}{\left(\frac{x}{r} \right)} + x \sqrt{\frac{r^{2} - x^{2}}{r^{2}}}\right)}{2} & \text{otherwise} \end{cases}$$
Piecewise((i*(x^3 - x*r^2 - r^3*sqrt((x^2 - r^2)/r^2)*acosh(x/r))/(2*r*sqrt((x^2 - r^2)/r^2)), |x^2/r^2| > 1), (r*(r*asin(x/r) + x*sqrt((r^2 - x^2)/r^2))/2, True))