Optimal. Leaf size=61 \[ \frac {\cos \left (a+\frac {b}{x}\right )}{b x^3}-\frac {6 \cos \left (a+\frac {b}{x}\right )}{b^3 x}+\frac {6 \sin \left (a+\frac {b}{x}\right )}{b^4}-\frac {3 \sin \left (a+\frac {b}{x}\right )}{b^2 x^2} \]
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Rubi [A]
time = 0.05, antiderivative size = 61, normalized size of antiderivative = 1.00, number of steps
used = 5, number of rules used = 3, integrand size = 12, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {3460, 3377,
2717} \begin {gather*} \frac {6 \sin \left (a+\frac {b}{x}\right )}{b^4}-\frac {6 \cos \left (a+\frac {b}{x}\right )}{b^3 x}-\frac {3 \sin \left (a+\frac {b}{x}\right )}{b^2 x^2}+\frac {\cos \left (a+\frac {b}{x}\right )}{b x^3} \end {gather*}
Antiderivative was successfully verified.
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Rule 2717
Rule 3377
Rule 3460
Rubi steps
\begin {align*} \int \frac {\sin \left (a+\frac {b}{x}\right )}{x^5} \, dx &=-\text {Subst}\left (\int x^3 \sin (a+b x) \, dx,x,\frac {1}{x}\right )\\ &=\frac {\cos \left (a+\frac {b}{x}\right )}{b x^3}-\frac {3 \text {Subst}\left (\int x^2 \cos (a+b x) \, dx,x,\frac {1}{x}\right )}{b}\\ &=\frac {\cos \left (a+\frac {b}{x}\right )}{b x^3}-\frac {3 \sin \left (a+\frac {b}{x}\right )}{b^2 x^2}+\frac {6 \text {Subst}\left (\int x \sin (a+b x) \, dx,x,\frac {1}{x}\right )}{b^2}\\ &=\frac {\cos \left (a+\frac {b}{x}\right )}{b x^3}-\frac {6 \cos \left (a+\frac {b}{x}\right )}{b^3 x}-\frac {3 \sin \left (a+\frac {b}{x}\right )}{b^2 x^2}+\frac {6 \text {Subst}\left (\int \cos (a+b x) \, dx,x,\frac {1}{x}\right )}{b^3}\\ &=\frac {\cos \left (a+\frac {b}{x}\right )}{b x^3}-\frac {6 \cos \left (a+\frac {b}{x}\right )}{b^3 x}+\frac {6 \sin \left (a+\frac {b}{x}\right )}{b^4}-\frac {3 \sin \left (a+\frac {b}{x}\right )}{b^2 x^2}\\ \end {align*}
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Mathematica [A]
time = 0.01, size = 61, normalized size = 1.00 \begin {gather*} \frac {\cos \left (a+\frac {b}{x}\right )}{b x^3}-\frac {6 \cos \left (a+\frac {b}{x}\right )}{b^3 x}+\frac {6 \sin \left (a+\frac {b}{x}\right )}{b^4}-\frac {3 \sin \left (a+\frac {b}{x}\right )}{b^2 x^2} \end {gather*}
Antiderivative was successfully verified.
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Maple [B] Leaf count of result is larger than twice the leaf count of optimal. \(164\) vs.
\(2(61)=122\).
time = 0.06, size = 165, normalized size = 2.70
method | result | size |
risch | \(\frac {\left (b^{2}-6 x^{2}\right ) \cos \left (\frac {a x +b}{x}\right )}{b^{3} x^{3}}-\frac {3 \left (b^{2}-2 x^{2}\right ) \sin \left (\frac {a x +b}{x}\right )}{x^{2} b^{4}}\) | \(55\) |
norman | \(\frac {\frac {x}{b}-\frac {6 x^{3}}{b^{3}}+\frac {12 x^{4} \tan \left (\frac {a}{2}+\frac {b}{2 x}\right )}{b^{4}}+\frac {6 x^{3} \left (\tan ^{2}\left (\frac {a}{2}+\frac {b}{2 x}\right )\right )}{b^{3}}-\frac {6 x^{2} \tan \left (\frac {a}{2}+\frac {b}{2 x}\right )}{b^{2}}-\frac {x \left (\tan ^{2}\left (\frac {a}{2}+\frac {b}{2 x}\right )\right )}{b}}{\left (1+\tan ^{2}\left (\frac {a}{2}+\frac {b}{2 x}\right )\right ) x^{4}}\) | \(114\) |
meijerg | \(-\frac {8 \sqrt {\pi }\, \cos \left (a \right ) \left (\frac {b \left (-\frac {5 b^{2}}{2 x^{2}}+15\right ) \cos \left (\frac {b}{x}\right )}{20 \sqrt {\pi }\, x}-\frac {\left (-\frac {15 b^{2}}{2 x^{2}}+15\right ) \sin \left (\frac {b}{x}\right )}{20 \sqrt {\pi }}\right )}{b^{4}}-\frac {8 \sqrt {\pi }\, \sin \left (a \right ) \left (\frac {3}{4 \sqrt {\pi }}-\frac {\left (-\frac {3 b^{2}}{2 x^{2}}+3\right ) \cos \left (\frac {b}{x}\right )}{4 \sqrt {\pi }}-\frac {b \left (-\frac {b^{2}}{2 x^{2}}+3\right ) \sin \left (\frac {b}{x}\right )}{4 \sqrt {\pi }\, x}\right )}{b^{4}}\) | \(121\) |
derivativedivides | \(-\frac {a^{3} \cos \left (a +\frac {b}{x}\right )+3 a^{2} \left (\sin \left (a +\frac {b}{x}\right )-\left (a +\frac {b}{x}\right ) \cos \left (a +\frac {b}{x}\right )\right )-3 a \left (-\left (a +\frac {b}{x}\right )^{2} \cos \left (a +\frac {b}{x}\right )+2 \cos \left (a +\frac {b}{x}\right )+2 \left (a +\frac {b}{x}\right ) \sin \left (a +\frac {b}{x}\right )\right )-\left (a +\frac {b}{x}\right )^{3} \cos \left (a +\frac {b}{x}\right )+3 \left (a +\frac {b}{x}\right )^{2} \sin \left (a +\frac {b}{x}\right )-6 \sin \left (a +\frac {b}{x}\right )+6 \left (a +\frac {b}{x}\right ) \cos \left (a +\frac {b}{x}\right )}{b^{4}}\) | \(165\) |
default | \(-\frac {a^{3} \cos \left (a +\frac {b}{x}\right )+3 a^{2} \left (\sin \left (a +\frac {b}{x}\right )-\left (a +\frac {b}{x}\right ) \cos \left (a +\frac {b}{x}\right )\right )-3 a \left (-\left (a +\frac {b}{x}\right )^{2} \cos \left (a +\frac {b}{x}\right )+2 \cos \left (a +\frac {b}{x}\right )+2 \left (a +\frac {b}{x}\right ) \sin \left (a +\frac {b}{x}\right )\right )-\left (a +\frac {b}{x}\right )^{3} \cos \left (a +\frac {b}{x}\right )+3 \left (a +\frac {b}{x}\right )^{2} \sin \left (a +\frac {b}{x}\right )-6 \sin \left (a +\frac {b}{x}\right )+6 \left (a +\frac {b}{x}\right ) \cos \left (a +\frac {b}{x}\right )}{b^{4}}\) | \(165\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [C] Result contains higher order function than in optimal. Order 4 vs. order
3.
time = 0.35, size = 50, normalized size = 0.82 \begin {gather*} \frac {{\left (i \, \Gamma \left (4, \frac {i \, b}{x}\right ) - i \, \Gamma \left (4, -\frac {i \, b}{x}\right )\right )} \cos \left (a\right ) + {\left (\Gamma \left (4, \frac {i \, b}{x}\right ) + \Gamma \left (4, -\frac {i \, b}{x}\right )\right )} \sin \left (a\right )}{2 \, b^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.36, size = 52, normalized size = 0.85 \begin {gather*} \frac {{\left (b^{3} - 6 \, b x^{2}\right )} \cos \left (\frac {a x + b}{x}\right ) - 3 \, {\left (b^{2} x - 2 \, x^{3}\right )} \sin \left (\frac {a x + b}{x}\right )}{b^{4} x^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 1.04, size = 61, normalized size = 1.00 \begin {gather*} \begin {cases} \frac {\cos {\left (a + \frac {b}{x} \right )}}{b x^{3}} - \frac {3 \sin {\left (a + \frac {b}{x} \right )}}{b^{2} x^{2}} - \frac {6 \cos {\left (a + \frac {b}{x} \right )}}{b^{3} x} + \frac {6 \sin {\left (a + \frac {b}{x} \right )}}{b^{4}} & \text {for}\: b \neq 0 \\- \frac {\sin {\left (a \right )}}{4 x^{4}} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] Leaf count of result is larger than twice the leaf count of optimal. 191 vs.
\(2 (61) = 122\).
time = 4.06, size = 191, normalized size = 3.13 \begin {gather*} -\frac {a^{3} \cos \left (\frac {a x + b}{x}\right ) - \frac {3 \, {\left (a x + b\right )} a^{2} \cos \left (\frac {a x + b}{x}\right )}{x} + 3 \, a^{2} \sin \left (\frac {a x + b}{x}\right ) - 6 \, a \cos \left (\frac {a x + b}{x}\right ) + \frac {3 \, {\left (a x + b\right )}^{2} a \cos \left (\frac {a x + b}{x}\right )}{x^{2}} - \frac {6 \, {\left (a x + b\right )} a \sin \left (\frac {a x + b}{x}\right )}{x} - \frac {{\left (a x + b\right )}^{3} \cos \left (\frac {a x + b}{x}\right )}{x^{3}} + \frac {6 \, {\left (a x + b\right )} \cos \left (\frac {a x + b}{x}\right )}{x} + \frac {3 \, {\left (a x + b\right )}^{2} \sin \left (\frac {a x + b}{x}\right )}{x^{2}} - 6 \, \sin \left (\frac {a x + b}{x}\right )}{b^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 4.77, size = 64, normalized size = 1.05 \begin {gather*} \frac {6\,\sin \left (a+\frac {b}{x}\right )}{b^4}-\frac {6\,b\,x^2\,\cos \left (a+\frac {b}{x}\right )-b^3\,\cos \left (a+\frac {b}{x}\right )+3\,b^2\,x\,\sin \left (a+\frac {b}{x}\right )}{b^4\,x^3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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