General simplification
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$$\frac{x^{4}}{4} - \frac{x^{3}}{3} + x$$
Fraction decomposition
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$$\frac{x^{4}}{4} - \frac{x^{3}}{3} + x$$
/ __________________ / ___\\ / __________________ / ___\\ / __________________\
| / 1394 _____ | 1 I*\/ 3 || | / 1394 _____ | 1 I*\/ 3 || | / 1394 _____ |
| 3 / ---- + 2*\/ 665 *|- - - -------|| | 3 / ---- + 2*\/ 665 *|- - + -------|| | 3 / ---- + 2*\/ 665 |
| 4 16 \/ 27 \ 2 2 /| | 4 16 \/ 27 \ 2 2 /| | 4 16 \/ 27 |
x*|x + - - + ----------------------------------------- + --------------------------------------|*|x + - - + ----------------------------------------- + --------------------------------------|*|x + - - + ------------------------- + ----------------------|
| 9 / ___\ __________________ 3 | | 9 / ___\ __________________ 3 | | 9 __________________ 3 |
| | 1 I*\/ 3 | / 1394 _____ | | | 1 I*\/ 3 | / 1394 _____ | | / 1394 _____ |
| 27*|- - - -------|*3 / ---- + 2*\/ 665 | | 27*|- - + -------|*3 / ---- + 2*\/ 665 | | 27*3 / ---- + 2*\/ 665 |
\ \ 2 2 / \/ 27 / \ \ 2 2 / \/ 27 / \ \/ 27 /
$$x \left(x + \left(- \frac{4}{9} + \frac{\left(- \frac{1}{2} - \frac{\sqrt{3} i}{2}\right) \sqrt[3]{2 \sqrt{665} + \frac{1394}{27}}}{3} + \frac{16}{27 \left(- \frac{1}{2} - \frac{\sqrt{3} i}{2}\right) \sqrt[3]{2 \sqrt{665} + \frac{1394}{27}}}\right)\right) \left(x + \left(- \frac{4}{9} + \frac{16}{27 \left(- \frac{1}{2} + \frac{\sqrt{3} i}{2}\right) \sqrt[3]{2 \sqrt{665} + \frac{1394}{27}}} + \frac{\left(- \frac{1}{2} + \frac{\sqrt{3} i}{2}\right) \sqrt[3]{2 \sqrt{665} + \frac{1394}{27}}}{3}\right)\right) \left(x + \left(- \frac{4}{9} + \frac{16}{27 \sqrt[3]{2 \sqrt{665} + \frac{1394}{27}}} + \frac{\sqrt[3]{2 \sqrt{665} + \frac{1394}{27}}}{3}\right)\right)$$
((x*(x - 4/9 + 16/(27*(-1/2 - i*sqrt(3)/2)*(1394/27 + 2*sqrt(665))^(1/3)) + (1394/27 + 2*sqrt(665))^(1/3)*(-1/2 - i*sqrt(3)/2)/3))*(x - 4/9 + 16/(27*(-1/2 + i*sqrt(3)/2)*(1394/27 + 2*sqrt(665))^(1/3)) + (1394/27 + 2*sqrt(665))^(1/3)*(-1/2 + i*sqrt(3)/2)/3))*(x - 4/9 + 16/(27*(1394/27 + 2*sqrt(665))^(1/3)) + (1394/27 + 2*sqrt(665))^(1/3)/3)
$$\frac{x^{4}}{4} - \frac{x^{3}}{3} + x$$
/ 2 3\
x*\12 - 4*x + 3*x /
--------------------
12
$$\frac{x \left(3 x^{3} - 4 x^{2} + 12\right)}{12}$$
x*(12 - 4*x^2 + 3*x^3)/12
Assemble expression
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$$\frac{x^{4}}{4} - \frac{x^{3}}{3} + x$$
Combining rational expressions
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/ 2 3\
x*\12 - 4*x + 3*x /
--------------------
12
$$\frac{x \left(3 x^{3} - 4 x^{2} + 12\right)}{12}$$
x*(12 - 4*x^2 + 3*x^3)/12
Rational denominator
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3 4
- 4*x + 3*x + 12*x
--------------------
12
$$\frac{3 x^{4} - 4 x^{3} + 12 x}{12}$$
(-4*x^3 + 3*x^4 + 12*x)/12
x + 0.25*x^4 - 0.333333333333333*x^3
x + 0.25*x^4 - 0.333333333333333*x^3
$$\frac{x^{4}}{4} - \frac{x^{3}}{3} + x$$
$$\frac{x^{4}}{4} - \frac{x^{3}}{3} + x$$