Optimal. Leaf size=144 \[ \frac{i x^2 \text{HypergeometricPFQ}\left (\{1,1\},\left \{\frac{3}{2},2\right \},-\frac{1}{2} i \pi b^2 x^2\right )}{8 \pi }-\frac{i x^2 \text{HypergeometricPFQ}\left (\{1,1\},\left \{\frac{3}{2},2\right \},\frac{1}{2} i \pi b^2 x^2\right )}{8 \pi }+\frac{\text{FresnelC}(b x) S(b x)}{2 \pi b^2}-\frac{x \text{FresnelC}(b x) \sin \left (\frac{1}{2} \pi b^2 x^2\right )}{\pi b}-\frac{\cos \left (\pi b^2 x^2\right )}{4 \pi ^2 b^2}+\frac{1}{2} x^2 \text{FresnelC}(b x)^2 \]
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Rubi [A] time = 0.0839067, antiderivative size = 144, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 5, integrand size = 8, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.625, Rules used = {6431, 6455, 6447, 3379, 2638} \[ \frac{i x^2 \, _2F_2\left (1,1;\frac{3}{2},2;-\frac{1}{2} i b^2 \pi x^2\right )}{8 \pi }-\frac{i x^2 \, _2F_2\left (1,1;\frac{3}{2},2;\frac{1}{2} i b^2 \pi x^2\right )}{8 \pi }+\frac{\text{FresnelC}(b x) S(b x)}{2 \pi b^2}-\frac{x \text{FresnelC}(b x) \sin \left (\frac{1}{2} \pi b^2 x^2\right )}{\pi b}-\frac{\cos \left (\pi b^2 x^2\right )}{4 \pi ^2 b^2}+\frac{1}{2} x^2 \text{FresnelC}(b x)^2 \]
Antiderivative was successfully verified.
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Rule 6431
Rule 6455
Rule 6447
Rule 3379
Rule 2638
Rubi steps
\begin{align*} \int x C(b x)^2 \, dx &=\frac{1}{2} x^2 C(b x)^2-b \int x^2 \cos \left (\frac{1}{2} b^2 \pi x^2\right ) C(b x) \, dx\\ &=\frac{1}{2} x^2 C(b x)^2-\frac{x C(b x) \sin \left (\frac{1}{2} b^2 \pi x^2\right )}{b \pi }+\frac{\int x \sin \left (b^2 \pi x^2\right ) \, dx}{2 \pi }+\frac{\int C(b x) \sin \left (\frac{1}{2} b^2 \pi x^2\right ) \, dx}{b \pi }\\ &=\frac{1}{2} x^2 C(b x)^2+\frac{C(b x) S(b x)}{2 b^2 \pi }+\frac{i x^2 \, _2F_2\left (1,1;\frac{3}{2},2;-\frac{1}{2} i b^2 \pi x^2\right )}{8 \pi }-\frac{i x^2 \, _2F_2\left (1,1;\frac{3}{2},2;\frac{1}{2} i b^2 \pi x^2\right )}{8 \pi }-\frac{x C(b x) \sin \left (\frac{1}{2} b^2 \pi x^2\right )}{b \pi }+\frac{\operatorname{Subst}\left (\int \sin \left (b^2 \pi x\right ) \, dx,x,x^2\right )}{4 \pi }\\ &=-\frac{\cos \left (b^2 \pi x^2\right )}{4 b^2 \pi ^2}+\frac{1}{2} x^2 C(b x)^2+\frac{C(b x) S(b x)}{2 b^2 \pi }+\frac{i x^2 \, _2F_2\left (1,1;\frac{3}{2},2;-\frac{1}{2} i b^2 \pi x^2\right )}{8 \pi }-\frac{i x^2 \, _2F_2\left (1,1;\frac{3}{2},2;\frac{1}{2} i b^2 \pi x^2\right )}{8 \pi }-\frac{x C(b x) \sin \left (\frac{1}{2} b^2 \pi x^2\right )}{b \pi }\\ \end{align*}
Mathematica [F] time = 0.174331, size = 0, normalized size = 0. \[ \int x \text{FresnelC}(b x)^2 \, dx \]
Verification is Not applicable to the result.
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Maple [F] time = 0.051, size = 0, normalized size = 0. \begin{align*} \int x \left ({\it FresnelC} \left ( bx \right ) \right ) ^{2}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int x{\rm fresnelc}\left (b x\right )^{2}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (x{\rm fresnelc}\left (b x\right )^{2}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int x C^{2}\left (b x\right )\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int x{\rm fresnelc}\left (b x\right )^{2}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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