Optimal. Leaf size=16 \[ b x+\frac {a \log (\sin (c+d x))}{d} \]
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Rubi [A]
time = 0.02, antiderivative size = 16, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 17, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.118, Rules used = {3612, 3556}
\begin {gather*} \frac {a \log (\sin (c+d x))}{d}+b x \end {gather*}
Antiderivative was successfully verified.
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Rule 3556
Rule 3612
Rubi steps
\begin {align*} \int \cot (c+d x) (a+b \tan (c+d x)) \, dx &=b x+a \int \cot (c+d x) \, dx\\ &=b x+\frac {a \log (\sin (c+d x))}{d}\\ \end {align*}
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Mathematica [A]
time = 0.03, size = 24, normalized size = 1.50 \begin {gather*} b x+\frac {a (\log (\cos (c+d x))+\log (\tan (c+d x)))}{d} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.16, size = 22, normalized size = 1.38
method | result | size |
derivativedivides | \(\frac {a \ln \left (\sin \left (d x +c \right )\right )+b \left (d x +c \right )}{d}\) | \(22\) |
default | \(\frac {a \ln \left (\sin \left (d x +c \right )\right )+b \left (d x +c \right )}{d}\) | \(22\) |
norman | \(b x +\frac {a \ln \left (\tan \left (d x +c \right )\right )}{d}-\frac {a \ln \left (1+\tan ^{2}\left (d x +c \right )\right )}{2 d}\) | \(34\) |
risch | \(b x -i a x -\frac {2 i a c}{d}+\frac {a \ln \left ({\mathrm e}^{2 i \left (d x +c \right )}-1\right )}{d}\) | \(35\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] Leaf count of result is larger than twice the leaf count of optimal. 38 vs.
\(2 (16) = 32\).
time = 0.55, size = 38, normalized size = 2.38 \begin {gather*} \frac {2 \, {\left (d x + c\right )} b - a \log \left (\tan \left (d x + c\right )^{2} + 1\right ) + 2 \, a \log \left (\tan \left (d x + c\right )\right )}{2 \, d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] Leaf count of result is larger than twice the leaf count of optimal. 35 vs.
\(2 (16) = 32\).
time = 1.01, size = 35, normalized size = 2.19 \begin {gather*} \frac {2 \, b d x + a \log \left (\frac {\tan \left (d x + c\right )^{2}}{\tan \left (d x + c\right )^{2} + 1}\right )}{2 \, d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] Leaf count of result is larger than twice the leaf count of optimal. 42 vs.
\(2 (14) = 28\).
time = 0.14, size = 42, normalized size = 2.62 \begin {gather*} \begin {cases} - \frac {a \log {\left (\tan ^{2}{\left (c + d x \right )} + 1 \right )}}{2 d} + \frac {a \log {\left (\tan {\left (c + d x \right )} \right )}}{d} + b x & \text {for}\: d \neq 0 \\x \left (a + b \tan {\left (c \right )}\right ) \cot {\left (c \right )} & \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. 42 vs.
\(2 (16) = 32\).
time = 0.52, size = 42, normalized size = 2.62 \begin {gather*} \frac {{\left (d x + c\right )} b - a \log \left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + 1\right ) + a \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) \right |}\right )}{d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 4.15, size = 79, normalized size = 4.94 \begin {gather*} \frac {a\,\ln \left (\mathrm {tan}\left (c+d\,x\right )\right )}{d}-\frac {a\,\ln \left (\mathrm {tan}\left (c+d\,x\right )-\mathrm {i}\right )}{2\,d}-\frac {a\,\ln \left (\mathrm {tan}\left (c+d\,x\right )+1{}\mathrm {i}\right )}{2\,d}-\frac {b\,\ln \left (\mathrm {tan}\left (c+d\,x\right )-\mathrm {i}\right )\,1{}\mathrm {i}}{2\,d}+\frac {b\,\ln \left (\mathrm {tan}\left (c+d\,x\right )+1{}\mathrm {i}\right )\,1{}\mathrm {i}}{2\,d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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