Optimal. Leaf size=59 \[ -\frac {2 \cos \left (\frac {1}{2} b^2 \pi x^2\right )}{3 b^3 \pi ^2}+\frac {1}{3} x^3 \text {FresnelC}(b x)-\frac {x^2 \sin \left (\frac {1}{2} b^2 \pi x^2\right )}{3 b \pi } \]
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Rubi [A]
time = 0.04, antiderivative size = 59, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 4, integrand size = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {6562, 3461,
3377, 2718} \begin {gather*} -\frac {x^2 \sin \left (\frac {1}{2} \pi b^2 x^2\right )}{3 \pi b}-\frac {2 \cos \left (\frac {1}{2} \pi b^2 x^2\right )}{3 \pi ^2 b^3}+\frac {1}{3} x^3 \text {FresnelC}(b x) \end {gather*}
Antiderivative was successfully verified.
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Rule 2718
Rule 3377
Rule 3461
Rule 6562
Rubi steps
\begin {align*} \int x^2 C(b x) \, dx &=\frac {1}{3} x^3 C(b x)-\frac {1}{3} b \int x^3 \cos \left (\frac {1}{2} b^2 \pi x^2\right ) \, dx\\ &=\frac {1}{3} x^3 C(b x)-\frac {1}{6} b \text {Subst}\left (\int x \cos \left (\frac {1}{2} b^2 \pi x\right ) \, dx,x,x^2\right )\\ &=\frac {1}{3} x^3 C(b x)-\frac {x^2 \sin \left (\frac {1}{2} b^2 \pi x^2\right )}{3 b \pi }+\frac {\text {Subst}\left (\int \sin \left (\frac {1}{2} b^2 \pi x\right ) \, dx,x,x^2\right )}{3 b \pi }\\ &=-\frac {2 \cos \left (\frac {1}{2} b^2 \pi x^2\right )}{3 b^3 \pi ^2}+\frac {1}{3} x^3 C(b x)-\frac {x^2 \sin \left (\frac {1}{2} b^2 \pi x^2\right )}{3 b \pi }\\ \end {align*}
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Mathematica [A]
time = 0.01, size = 59, normalized size = 1.00 \begin {gather*} -\frac {2 \cos \left (\frac {1}{2} b^2 \pi x^2\right )}{3 b^3 \pi ^2}+\frac {1}{3} x^3 \text {FresnelC}(b x)-\frac {x^2 \sin \left (\frac {1}{2} b^2 \pi x^2\right )}{3 b \pi } \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.30, size = 54, normalized size = 0.92
method | result | size |
meijerg | \(\frac {b \,x^{4} \hypergeom \left (\left [\frac {1}{4}, 1\right ], \left [\frac {1}{2}, \frac {5}{4}, 2\right ], -\frac {x^{4} \pi ^{2} b^{4}}{16}\right )}{4}\) | \(26\) |
derivativedivides | \(\frac {\frac {\FresnelC \left (b x \right ) b^{3} x^{3}}{3}-\frac {b^{2} x^{2} \sin \left (\frac {b^{2} \pi \,x^{2}}{2}\right )}{3 \pi }-\frac {2 \cos \left (\frac {b^{2} \pi \,x^{2}}{2}\right )}{3 \pi ^{2}}}{b^{3}}\) | \(54\) |
default | \(\frac {\frac {\FresnelC \left (b x \right ) b^{3} x^{3}}{3}-\frac {b^{2} x^{2} \sin \left (\frac {b^{2} \pi \,x^{2}}{2}\right )}{3 \pi }-\frac {2 \cos \left (\frac {b^{2} \pi \,x^{2}}{2}\right )}{3 \pi ^{2}}}{b^{3}}\) | \(54\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.26, size = 49, normalized size = 0.83 \begin {gather*} \frac {1}{3} \, x^{3} \operatorname {C}\left (b x\right ) - \frac {\pi b^{2} x^{2} \sin \left (\frac {1}{2} \, \pi b^{2} x^{2}\right ) + 2 \, \cos \left (\frac {1}{2} \, \pi b^{2} x^{2}\right )}{3 \, \pi ^{2} b^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.35, size = 54, normalized size = 0.92 \begin {gather*} \frac {\pi ^{2} b^{3} x^{3} \operatorname {C}\left (b x\right ) - \pi b^{2} x^{2} \sin \left (\frac {1}{2} \, \pi b^{2} x^{2}\right ) - 2 \, \cos \left (\frac {1}{2} \, \pi b^{2} x^{2}\right )}{3 \, \pi ^{2} b^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.54, size = 80, normalized size = 1.36 \begin {gather*} \frac {x^{3} C\left (b x\right ) \Gamma \left (\frac {1}{4}\right )}{12 \Gamma \left (\frac {5}{4}\right )} - \frac {x^{2} \sin {\left (\frac {\pi b^{2} x^{2}}{2} \right )} \Gamma \left (\frac {1}{4}\right )}{12 \pi b \Gamma \left (\frac {5}{4}\right )} - \frac {\cos {\left (\frac {\pi b^{2} x^{2}}{2} \right )} \Gamma \left (\frac {1}{4}\right )}{6 \pi ^{2} b^{3} \Gamma \left (\frac {5}{4}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.02 \begin {gather*} \int x^2\,\mathrm {FresnelC}\left (b\,x\right ) \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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