Integrand size = 4, antiderivative size = 14 \[ \int \cosh ^2(x) \, dx=\frac {x}{2}+\frac {1}{2} \cosh (x) \sinh (x) \]
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Time = 0.01 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {2715, 8} \[ \int \cosh ^2(x) \, dx=\frac {x}{2}+\frac {1}{2} \sinh (x) \cosh (x) \]
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Rule 8
Rule 2715
Rubi steps \begin{align*} \text {integral}& = \frac {1}{2} \cosh (x) \sinh (x)+\frac {\int 1 \, dx}{2} \\ & = \frac {x}{2}+\frac {1}{2} \cosh (x) \sinh (x) \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.00 \[ \int \cosh ^2(x) \, dx=\frac {x}{2}+\frac {1}{4} \sinh (2 x) \]
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Time = 0.08 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.79
method | result | size |
default | \(\frac {x}{2}+\frac {\cosh \left (x \right ) \sinh \left (x \right )}{2}\) | \(11\) |
parallelrisch | \(\frac {x}{2}+\frac {\sinh \left (2 x \right )}{4}\) | \(11\) |
risch | \(\frac {x}{2}+\frac {{\mathrm e}^{2 x}}{8}-\frac {{\mathrm e}^{-2 x}}{8}\) | \(17\) |
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none
Time = 0.24 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.71 \[ \int \cosh ^2(x) \, dx=\frac {1}{2} \, \cosh \left (x\right ) \sinh \left (x\right ) + \frac {1}{2} \, x \]
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Leaf count of result is larger than twice the leaf count of optimal. 24 vs. \(2 (10) = 20\).
Time = 0.06 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.71 \[ \int \cosh ^2(x) \, dx=- \frac {x \sinh ^{2}{\left (x \right )}}{2} + \frac {x \cosh ^{2}{\left (x \right )}}{2} + \frac {\sinh {\left (x \right )} \cosh {\left (x \right )}}{2} \]
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none
Time = 0.20 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.14 \[ \int \cosh ^2(x) \, dx=\frac {1}{2} \, x + \frac {1}{8} \, e^{\left (2 \, x\right )} - \frac {1}{8} \, e^{\left (-2 \, x\right )} \]
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Leaf count of result is larger than twice the leaf count of optimal. 24 vs. \(2 (10) = 20\).
Time = 0.28 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.71 \[ \int \cosh ^2(x) \, dx=-\frac {1}{8} \, {\left (2 \, e^{\left (2 \, x\right )} + 1\right )} e^{\left (-2 \, x\right )} + \frac {1}{2} \, x + \frac {1}{8} \, e^{\left (2 \, x\right )} \]
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Time = 0.03 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.71 \[ \int \cosh ^2(x) \, dx=\frac {x}{2}+\frac {\mathrm {sinh}\left (2\,x\right )}{4} \]
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