The first derivative
[src]
/ 3 \
| 2 2/3 4*(x + 1) *sign(x)|
x*|6*(x + 1) *|x| + ------------------|
| 3 _____ | 3 2/3 2
2/3 \ 3*\/ |x| / 2*(x + 1) *|x| 2*(x + 1) *sign(x)
|x| *(6 + 6*x) + ------------------------------------------ + ----------------- + ------------------
3 3 3 _____
\/ |x|
$$\frac{x \left(\frac{4 \left(x + 1\right)^{3} \operatorname{sign}{\left(x \right)}}{3 \sqrt[3]{\left|{x}\right|}} + 6 \left(x + 1\right)^{2} \left|{x}\right|^{\frac{2}{3}}\right)}{3} + \frac{2 \left(x + 1\right)^{3} \left|{x}\right|^{\frac{2}{3}}}{3} + \frac{2 \left(x + 1\right)^{2} \operatorname{sign}{\left(x \right)}}{\sqrt[3]{\left|{x}\right|}} + \left(6 x + 6\right) \left|{x}\right|^{\frac{2}{3}}$$
The second derivative
[src]
/ / 2 2 2 \ \
| | 2/3 (1 + x) *sign (x) 6*(1 + x) *DiracDelta(x) 18*(1 + x)*sign(x)| |
| 2*x*(1 + x)*|27*|x| - ----------------- + ------------------------ + ------------------| |
| 2 2 2 | 4/3 3 _____ 3 _____ | 3 |
| 2/3 2 2/3 2*(1 + x) *DiracDelta(x) 4*(1 + x)*sign(x) (1 + x) *sign (x) \ |x| \/ |x| \/ |x| / 4*(1 + x) *sign(x)|
2*|3*|x| + 2*(1 + x) *|x| + ------------------------ + ----------------- - ----------------- + ------------------------------------------------------------------------------------------- + ------------------|
| 3 _____ 3 _____ 4/3 27 3 _____ |
\ \/ |x| \/ |x| 3*|x| 9*\/ |x| /
$$2 \left(\frac{2 x \left(x + 1\right) \left(\frac{6 \left(x + 1\right)^{2} \delta\left(x\right)}{\sqrt[3]{\left|{x}\right|}} - \frac{\left(x + 1\right)^{2} \operatorname{sign}^{2}{\left(x \right)}}{\left|{x}\right|^{\frac{4}{3}}} + \frac{18 \left(x + 1\right) \operatorname{sign}{\left(x \right)}}{\sqrt[3]{\left|{x}\right|}} + 27 \left|{x}\right|^{\frac{2}{3}}\right)}{27} + \frac{4 \left(x + 1\right)^{3} \operatorname{sign}{\left(x \right)}}{9 \sqrt[3]{\left|{x}\right|}} + 2 \left(x + 1\right)^{2} \left|{x}\right|^{\frac{2}{3}} + \frac{2 \left(x + 1\right)^{2} \delta\left(x\right)}{\sqrt[3]{\left|{x}\right|}} - \frac{\left(x + 1\right)^{2} \operatorname{sign}^{2}{\left(x \right)}}{3 \left|{x}\right|^{\frac{4}{3}}} + \frac{4 \left(x + 1\right) \operatorname{sign}{\left(x \right)}}{\sqrt[3]{\left|{x}\right|}} + 3 \left|{x}\right|^{\frac{2}{3}}\right)$$
The third derivative
[src]
/ / 2 2 3 3 3 2 3 \ \
| | 2/3 27*(1 + x) *sign (x) 4*(1 + x) *sign (x) 18*(1 + x) *DiracDelta(x, 1) 162*(1 + x) *DiracDelta(x) 162*(1 + x)*sign(x) 18*(1 + x) *DiracDelta(x)*sign(x)| |
| x*|81*|x| - -------------------- + ------------------- + ---------------------------- + -------------------------- + ------------------- - ---------------------------------| |
| | 4/3 7/3 3 _____ 3 _____ 3 _____ 4/3 | 2 2 2 3 2 3 2 3 2 |
|3*sign(x) 2/3 \ |x| |x| \/ |x| \/ |x| \/ |x| |x| / (1 + x) *DiracDelta(x, 1) sign (x)*(1 + x) 2*(1 + x) *sign(x) 6*(1 + x)*DiracDelta(x) (1 + x) *sign (x) 2*(1 + x) *DiracDelta(x) 2*(1 + x) *sign (x) (1 + x) *DiracDelta(x)*sign(x)|
4*|--------- + 3*|x| *(1 + x) + -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- + ------------------------- - ---------------- + ------------------ + ----------------------- - ----------------- + ------------------------ + ------------------- - ------------------------------|
| 3 _____ 81 3 _____ 4/3 3 _____ 3 _____ 4/3 3 _____ 7/3 4/3 |
\ \/ |x| \/ |x| |x| \/ |x| \/ |x| 9*|x| 3*\/ |x| 9*|x| |x| /
$$4 \left(\frac{x \left(\frac{18 \left(x + 1\right)^{3} \delta^{\left( 1 \right)}\left( x \right)}{\sqrt[3]{\left|{x}\right|}} - \frac{18 \left(x + 1\right)^{3} \delta\left(x\right) \operatorname{sign}{\left(x \right)}}{\left|{x}\right|^{\frac{4}{3}}} + \frac{4 \left(x + 1\right)^{3} \operatorname{sign}^{3}{\left(x \right)}}{\left|{x}\right|^{\frac{7}{3}}} + \frac{162 \left(x + 1\right)^{2} \delta\left(x\right)}{\sqrt[3]{\left|{x}\right|}} - \frac{27 \left(x + 1\right)^{2} \operatorname{sign}^{2}{\left(x \right)}}{\left|{x}\right|^{\frac{4}{3}}} + \frac{162 \left(x + 1\right) \operatorname{sign}{\left(x \right)}}{\sqrt[3]{\left|{x}\right|}} + 81 \left|{x}\right|^{\frac{2}{3}}\right)}{81} + \frac{2 \left(x + 1\right)^{3} \delta\left(x\right)}{3 \sqrt[3]{\left|{x}\right|}} - \frac{\left(x + 1\right)^{3} \operatorname{sign}^{2}{\left(x \right)}}{9 \left|{x}\right|^{\frac{4}{3}}} + \frac{\left(x + 1\right)^{2} \delta^{\left( 1 \right)}\left( x \right)}{\sqrt[3]{\left|{x}\right|}} + \frac{2 \left(x + 1\right)^{2} \operatorname{sign}{\left(x \right)}}{\sqrt[3]{\left|{x}\right|}} - \frac{\left(x + 1\right)^{2} \delta\left(x\right) \operatorname{sign}{\left(x \right)}}{\left|{x}\right|^{\frac{4}{3}}} + \frac{2 \left(x + 1\right)^{2} \operatorname{sign}^{3}{\left(x \right)}}{9 \left|{x}\right|^{\frac{7}{3}}} + 3 \left(x + 1\right) \left|{x}\right|^{\frac{2}{3}} + \frac{6 \left(x + 1\right) \delta\left(x\right)}{\sqrt[3]{\left|{x}\right|}} - \frac{\left(x + 1\right) \operatorname{sign}^{2}{\left(x \right)}}{\left|{x}\right|^{\frac{4}{3}}} + \frac{3 \operatorname{sign}{\left(x \right)}}{\sqrt[3]{\left|{x}\right|}}\right)$$