Optimal. Leaf size=289 \[ \frac {d^2 e^{-(a+b x)^2} (a+b x)^2 (b c-a d)}{\sqrt {\pi } b^4}+\frac {d^2 e^{-(a+b x)^2} (b c-a d)}{\sqrt {\pi } b^4}-\frac {(b c-a d)^4 \text {erf}(a+b x)}{4 b^4 d}-\frac {3 d (b c-a d)^2 \text {erf}(a+b x)}{4 b^4}+\frac {e^{-(a+b x)^2} (b c-a d)^3}{\sqrt {\pi } b^4}+\frac {3 d e^{-(a+b x)^2} (a+b x) (b c-a d)^2}{2 \sqrt {\pi } b^4}-\frac {3 d^3 \text {erf}(a+b x)}{16 b^4}+\frac {d^3 e^{-(a+b x)^2} (a+b x)^3}{4 \sqrt {\pi } b^4}+\frac {3 d^3 e^{-(a+b x)^2} (a+b x)}{8 \sqrt {\pi } b^4}+\frac {(c+d x)^4 \text {erf}(a+b x)}{4 d} \]
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Rubi [A] time = 0.32, antiderivative size = 289, normalized size of antiderivative = 1.00, number of steps used = 12, number of rules used = 5, integrand size = 14, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.357, Rules used = {6361, 2226, 2205, 2209, 2212} \[ \frac {d^2 e^{-(a+b x)^2} (a+b x)^2 (b c-a d)}{\sqrt {\pi } b^4}+\frac {d^2 e^{-(a+b x)^2} (b c-a d)}{\sqrt {\pi } b^4}-\frac {(b c-a d)^4 \text {Erf}(a+b x)}{4 b^4 d}-\frac {3 d (b c-a d)^2 \text {Erf}(a+b x)}{4 b^4}+\frac {e^{-(a+b x)^2} (b c-a d)^3}{\sqrt {\pi } b^4}+\frac {3 d e^{-(a+b x)^2} (a+b x) (b c-a d)^2}{2 \sqrt {\pi } b^4}-\frac {3 d^3 \text {Erf}(a+b x)}{16 b^4}+\frac {d^3 e^{-(a+b x)^2} (a+b x)^3}{4 \sqrt {\pi } b^4}+\frac {3 d^3 e^{-(a+b x)^2} (a+b x)}{8 \sqrt {\pi } b^4}+\frac {(c+d x)^4 \text {Erf}(a+b x)}{4 d} \]
Antiderivative was successfully verified.
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Rule 2205
Rule 2209
Rule 2212
Rule 2226
Rule 6361
Rubi steps
\begin {align*} \int (c+d x)^3 \text {erf}(a+b x) \, dx &=\frac {(c+d x)^4 \text {erf}(a+b x)}{4 d}-\frac {b \int e^{-(a+b x)^2} (c+d x)^4 \, dx}{2 d \sqrt {\pi }}\\ &=\frac {(c+d x)^4 \text {erf}(a+b x)}{4 d}-\frac {b \int \left (\frac {(b c-a d)^4 e^{-(a+b x)^2}}{b^4}+\frac {4 d (b c-a d)^3 e^{-(a+b x)^2} (a+b x)}{b^4}+\frac {6 d^2 (b c-a d)^2 e^{-(a+b x)^2} (a+b x)^2}{b^4}+\frac {4 d^3 (b c-a d) e^{-(a+b x)^2} (a+b x)^3}{b^4}+\frac {d^4 e^{-(a+b x)^2} (a+b x)^4}{b^4}\right ) \, dx}{2 d \sqrt {\pi }}\\ &=\frac {(c+d x)^4 \text {erf}(a+b x)}{4 d}-\frac {d^3 \int e^{-(a+b x)^2} (a+b x)^4 \, dx}{2 b^3 \sqrt {\pi }}-\frac {\left (2 d^2 (b c-a d)\right ) \int e^{-(a+b x)^2} (a+b x)^3 \, dx}{b^3 \sqrt {\pi }}-\frac {\left (3 d (b c-a d)^2\right ) \int e^{-(a+b x)^2} (a+b x)^2 \, dx}{b^3 \sqrt {\pi }}-\frac {\left (2 (b c-a d)^3\right ) \int e^{-(a+b x)^2} (a+b x) \, dx}{b^3 \sqrt {\pi }}-\frac {(b c-a d)^4 \int e^{-(a+b x)^2} \, dx}{2 b^3 d \sqrt {\pi }}\\ &=\frac {(b c-a d)^3 e^{-(a+b x)^2}}{b^4 \sqrt {\pi }}+\frac {3 d (b c-a d)^2 e^{-(a+b x)^2} (a+b x)}{2 b^4 \sqrt {\pi }}+\frac {d^2 (b c-a d) e^{-(a+b x)^2} (a+b x)^2}{b^4 \sqrt {\pi }}+\frac {d^3 e^{-(a+b x)^2} (a+b x)^3}{4 b^4 \sqrt {\pi }}-\frac {(b c-a d)^4 \text {erf}(a+b x)}{4 b^4 d}+\frac {(c+d x)^4 \text {erf}(a+b x)}{4 d}-\frac {\left (3 d^3\right ) \int e^{-(a+b x)^2} (a+b x)^2 \, dx}{4 b^3 \sqrt {\pi }}-\frac {\left (2 d^2 (b c-a d)\right ) \int e^{-(a+b x)^2} (a+b x) \, dx}{b^3 \sqrt {\pi }}-\frac {\left (3 d (b c-a d)^2\right ) \int e^{-(a+b x)^2} \, dx}{2 b^3 \sqrt {\pi }}\\ &=\frac {d^2 (b c-a d) e^{-(a+b x)^2}}{b^4 \sqrt {\pi }}+\frac {(b c-a d)^3 e^{-(a+b x)^2}}{b^4 \sqrt {\pi }}+\frac {3 d^3 e^{-(a+b x)^2} (a+b x)}{8 b^4 \sqrt {\pi }}+\frac {3 d (b c-a d)^2 e^{-(a+b x)^2} (a+b x)}{2 b^4 \sqrt {\pi }}+\frac {d^2 (b c-a d) e^{-(a+b x)^2} (a+b x)^2}{b^4 \sqrt {\pi }}+\frac {d^3 e^{-(a+b x)^2} (a+b x)^3}{4 b^4 \sqrt {\pi }}-\frac {3 d (b c-a d)^2 \text {erf}(a+b x)}{4 b^4}-\frac {(b c-a d)^4 \text {erf}(a+b x)}{4 b^4 d}+\frac {(c+d x)^4 \text {erf}(a+b x)}{4 d}-\frac {\left (3 d^3\right ) \int e^{-(a+b x)^2} \, dx}{8 b^3 \sqrt {\pi }}\\ &=\frac {d^2 (b c-a d) e^{-(a+b x)^2}}{b^4 \sqrt {\pi }}+\frac {(b c-a d)^3 e^{-(a+b x)^2}}{b^4 \sqrt {\pi }}+\frac {3 d^3 e^{-(a+b x)^2} (a+b x)}{8 b^4 \sqrt {\pi }}+\frac {3 d (b c-a d)^2 e^{-(a+b x)^2} (a+b x)}{2 b^4 \sqrt {\pi }}+\frac {d^2 (b c-a d) e^{-(a+b x)^2} (a+b x)^2}{b^4 \sqrt {\pi }}+\frac {d^3 e^{-(a+b x)^2} (a+b x)^3}{4 b^4 \sqrt {\pi }}-\frac {3 d^3 \text {erf}(a+b x)}{16 b^4}-\frac {3 d (b c-a d)^2 \text {erf}(a+b x)}{4 b^4}-\frac {(b c-a d)^4 \text {erf}(a+b x)}{4 b^4 d}+\frac {(c+d x)^4 \text {erf}(a+b x)}{4 d}\\ \end {align*}
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Mathematica [A] time = 0.31, size = 248, normalized size = 0.86 \[ \frac {e^{-(a+b x)^2} \left (2 b d^2 \left (8 \left (a^2+1\right ) c+\left (2 a^2+3\right ) d x\right )-2 a \left (2 a^2+5\right ) d^3-\sqrt {\pi } e^{(a+b x)^2} \text {erf}(a+b x) \left (4 a^4 d^3-16 a^3 b c d^2+12 a^2 \left (2 b^2 c^2 d+d^3\right )-8 a \left (2 b^3 c^3+3 b c d^2\right )-4 b^4 x \left (4 c^3+6 c^2 d x+4 c d^2 x^2+d^3 x^3\right )+12 b^2 c^2 d+3 d^3\right )-4 a b^2 d \left (6 c^2+4 c d x+d^2 x^2\right )+4 b^3 \left (4 c^3+6 c^2 d x+4 c d^2 x^2+d^3 x^3\right )\right )}{16 \sqrt {\pi } b^4} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.95, size = 265, normalized size = 0.92 \[ \frac {2 \, \sqrt {\pi } {\left (2 \, b^{3} d^{3} x^{3} + 8 \, b^{3} c^{3} - 12 \, a b^{2} c^{2} d + 8 \, {\left (a^{2} + 1\right )} b c d^{2} - {\left (2 \, a^{3} + 5 \, a\right )} d^{3} + 2 \, {\left (4 \, b^{3} c d^{2} - a b^{2} d^{3}\right )} x^{2} + {\left (12 \, b^{3} c^{2} d - 8 \, a b^{2} c d^{2} + {\left (2 \, a^{2} + 3\right )} b d^{3}\right )} x\right )} e^{\left (-b^{2} x^{2} - 2 \, a b x - a^{2}\right )} + {\left (4 \, \pi b^{4} d^{3} x^{4} + 16 \, \pi b^{4} c d^{2} x^{3} + 24 \, \pi b^{4} c^{2} d x^{2} + 16 \, \pi b^{4} c^{3} x + \pi {\left (16 \, a b^{3} c^{3} - 12 \, {\left (2 \, a^{2} + 1\right )} b^{2} c^{2} d + 8 \, {\left (2 \, a^{3} + 3 \, a\right )} b c d^{2} - {\left (4 \, a^{4} + 12 \, a^{2} + 3\right )} d^{3}\right )}\right )} \operatorname {erf}\left (b x + a\right )}{16 \, \pi b^{4}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.33, size = 400, normalized size = 1.38 \[ \frac {{\left (d x + c\right )}^{4} \operatorname {erf}\left (b x + a\right )}{4 \, d} + \frac {4 \, \pi c^{4} \operatorname {erf}\left (-b {\left (x + \frac {a}{b}\right )}\right ) - 16 \, \sqrt {\pi } {\left (\frac {\sqrt {\pi } a \operatorname {erf}\left (-b {\left (x + \frac {a}{b}\right )}\right )}{b} - \frac {e^{\left (-b^{2} x^{2} - 2 \, a b x - a^{2}\right )}}{b}\right )} c^{3} d + \frac {12 \, \sqrt {\pi } {\left (\frac {\sqrt {\pi } {\left (2 \, a^{2} + 1\right )} \operatorname {erf}\left (-b {\left (x + \frac {a}{b}\right )}\right )}{b} + \frac {2 \, {\left (b {\left (x + \frac {a}{b}\right )} - 2 \, a\right )} e^{\left (-b^{2} x^{2} - 2 \, a b x - a^{2}\right )}}{b}\right )} c^{2} d^{2}}{b} - \frac {8 \, \sqrt {\pi } {\left (\frac {\sqrt {\pi } {\left (2 \, a^{3} + 3 \, a\right )} \operatorname {erf}\left (-b {\left (x + \frac {a}{b}\right )}\right )}{b} - \frac {2 \, {\left (b^{2} {\left (x + \frac {a}{b}\right )}^{2} - 3 \, a b {\left (x + \frac {a}{b}\right )} + 3 \, a^{2} + 1\right )} e^{\left (-b^{2} x^{2} - 2 \, a b x - a^{2}\right )}}{b}\right )} c d^{3}}{b^{2}} + \frac {\sqrt {\pi } {\left (\frac {\sqrt {\pi } {\left (4 \, a^{4} + 12 \, a^{2} + 3\right )} \operatorname {erf}\left (-b {\left (x + \frac {a}{b}\right )}\right )}{b} + \frac {2 \, {\left (2 \, b^{3} {\left (x + \frac {a}{b}\right )}^{3} - 8 \, a b^{2} {\left (x + \frac {a}{b}\right )}^{2} + 12 \, a^{2} b {\left (x + \frac {a}{b}\right )} - 8 \, a^{3} + 3 \, b {\left (x + \frac {a}{b}\right )} - 8 \, a\right )} e^{\left (-b^{2} x^{2} - 2 \, a b x - a^{2}\right )}}{b}\right )} d^{4}}{b^{3}}}{16 \, \pi d} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.03, size = 466, normalized size = 1.61 \[ \frac {\frac {\erf \left (b x +a \right ) \left (\left (b x +a \right ) d -a d +b c \right )^{4}}{4 b^{3} d}-\frac {d^{4} \left (-\frac {\left (b x +a \right )^{3} {\mathrm e}^{-\left (b x +a \right )^{2}}}{2}-\frac {3 \left (b x +a \right ) {\mathrm e}^{-\left (b x +a \right )^{2}}}{4}+\frac {3 \sqrt {\pi }\, \erf \left (b x +a \right )}{8}\right )+\frac {a^{4} d^{4} \sqrt {\pi }\, \erf \left (b x +a \right )}{2}+\frac {b^{4} c^{4} \sqrt {\pi }\, \erf \left (b x +a \right )}{2}+2 a^{3} d^{4} {\mathrm e}^{-\left (b x +a \right )^{2}}+6 a^{2} d^{4} \left (-\frac {\left (b x +a \right ) {\mathrm e}^{-\left (b x +a \right )^{2}}}{2}+\frac {\sqrt {\pi }\, \erf \left (b x +a \right )}{4}\right )-4 a \,d^{4} \left (-\frac {{\mathrm e}^{-\left (b x +a \right )^{2}} \left (b x +a \right )^{2}}{2}-\frac {{\mathrm e}^{-\left (b x +a \right )^{2}}}{2}\right )-2 b^{3} c^{3} d \,{\mathrm e}^{-\left (b x +a \right )^{2}}+6 b^{2} c^{2} d^{2} \left (-\frac {\left (b x +a \right ) {\mathrm e}^{-\left (b x +a \right )^{2}}}{2}+\frac {\sqrt {\pi }\, \erf \left (b x +a \right )}{4}\right )+4 b c \,d^{3} \left (-\frac {{\mathrm e}^{-\left (b x +a \right )^{2}} \left (b x +a \right )^{2}}{2}-\frac {{\mathrm e}^{-\left (b x +a \right )^{2}}}{2}\right )-2 a \,b^{3} c^{3} d \sqrt {\pi }\, \erf \left (b x +a \right )+3 a^{2} b^{2} c^{2} d^{2} \sqrt {\pi }\, \erf \left (b x +a \right )-2 a^{3} b c \,d^{3} \sqrt {\pi }\, \erf \left (b x +a \right )+6 a \,b^{2} c^{2} d^{2} {\mathrm e}^{-\left (b x +a \right )^{2}}-6 a^{2} b c \,d^{3} {\mathrm e}^{-\left (b x +a \right )^{2}}-12 a b c \,d^{3} \left (-\frac {\left (b x +a \right ) {\mathrm e}^{-\left (b x +a \right )^{2}}}{2}+\frac {\sqrt {\pi }\, \erf \left (b x +a \right )}{4}\right )}{2 \sqrt {\pi }\, b^{3} d}}{b} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F] time = 0.00, size = 0, normalized size = 0.00 \[ \frac {1}{4} \, {\left (d^{3} x^{4} + 4 \, c d^{2} x^{3} + 6 \, c^{2} d x^{2} + 4 \, c^{3} x\right )} \operatorname {erf}\left (b x + a\right ) - \frac {-\frac {2 \, {\left (\frac {\sqrt {\pi } {\left (b^{2} x + a b\right )} a b^{2} {\left (\operatorname {erf}\left (\frac {\sqrt {{\left (b^{2} x + a b\right )}^{2}}}{b}\right ) - 1\right )}}{\sqrt {{\left (b^{2} x + a b\right )}^{2}} \left (-b^{2}\right )^{\frac {3}{2}}} + \frac {b^{2} e^{\left (-\frac {{\left (b^{2} x + a b\right )}^{2}}{b^{2}}\right )}}{\left (-b^{2}\right )^{\frac {3}{2}}}\right )} b c^{3}}{\sqrt {-b^{2}}} - \frac {3 \, {\left (\frac {\sqrt {\pi } {\left (b^{2} x + a b\right )} a^{2} b^{3} {\left (\operatorname {erf}\left (\frac {\sqrt {{\left (b^{2} x + a b\right )}^{2}}}{b}\right ) - 1\right )}}{\sqrt {{\left (b^{2} x + a b\right )}^{2}} \left (-b^{2}\right )^{\frac {5}{2}}} - \frac {{\left (b^{2} x + a b\right )}^{3} b^{3} \Gamma \left (\frac {3}{2}, \frac {{\left (b^{2} x + a b\right )}^{2}}{b^{2}}\right )}{{\left ({\left (b^{2} x + a b\right )}^{2}\right )}^{\frac {3}{2}} \left (-b^{2}\right )^{\frac {5}{2}}} + \frac {2 \, a b^{3} e^{\left (-\frac {{\left (b^{2} x + a b\right )}^{2}}{b^{2}}\right )}}{\left (-b^{2}\right )^{\frac {5}{2}}}\right )} b c^{2} d}{\sqrt {-b^{2}}} - \frac {2 \, {\left (\frac {\sqrt {\pi } {\left (b^{2} x + a b\right )} a^{3} b^{4} {\left (\operatorname {erf}\left (\frac {\sqrt {{\left (b^{2} x + a b\right )}^{2}}}{b}\right ) - 1\right )}}{\sqrt {{\left (b^{2} x + a b\right )}^{2}} \left (-b^{2}\right )^{\frac {7}{2}}} - \frac {3 \, {\left (b^{2} x + a b\right )}^{3} a b^{4} \Gamma \left (\frac {3}{2}, \frac {{\left (b^{2} x + a b\right )}^{2}}{b^{2}}\right )}{{\left ({\left (b^{2} x + a b\right )}^{2}\right )}^{\frac {3}{2}} \left (-b^{2}\right )^{\frac {7}{2}}} + \frac {3 \, a^{2} b^{4} e^{\left (-\frac {{\left (b^{2} x + a b\right )}^{2}}{b^{2}}\right )}}{\left (-b^{2}\right )^{\frac {7}{2}}} + \frac {b^{4} \Gamma \left (2, \frac {{\left (b^{2} x + a b\right )}^{2}}{b^{2}}\right )}{\left (-b^{2}\right )^{\frac {7}{2}}}\right )} b c d^{2}}{\sqrt {-b^{2}}} - \frac {{\left (\frac {\sqrt {\pi } {\left (b^{2} x + a b\right )} a^{4} b^{5} {\left (\operatorname {erf}\left (\frac {\sqrt {{\left (b^{2} x + a b\right )}^{2}}}{b}\right ) - 1\right )}}{\sqrt {{\left (b^{2} x + a b\right )}^{2}} \left (-b^{2}\right )^{\frac {9}{2}}} - \frac {6 \, {\left (b^{2} x + a b\right )}^{3} a^{2} b^{5} \Gamma \left (\frac {3}{2}, \frac {{\left (b^{2} x + a b\right )}^{2}}{b^{2}}\right )}{{\left ({\left (b^{2} x + a b\right )}^{2}\right )}^{\frac {3}{2}} \left (-b^{2}\right )^{\frac {9}{2}}} + \frac {4 \, a^{3} b^{5} e^{\left (-\frac {{\left (b^{2} x + a b\right )}^{2}}{b^{2}}\right )}}{\left (-b^{2}\right )^{\frac {9}{2}}} - \frac {{\left (b^{2} x + a b\right )}^{5} b^{5} \Gamma \left (\frac {5}{2}, \frac {{\left (b^{2} x + a b\right )}^{2}}{b^{2}}\right )}{{\left ({\left (b^{2} x + a b\right )}^{2}\right )}^{\frac {5}{2}} \left (-b^{2}\right )^{\frac {9}{2}}} + \frac {4 \, a b^{5} \Gamma \left (2, \frac {{\left (b^{2} x + a b\right )}^{2}}{b^{2}}\right )}{\left (-b^{2}\right )^{\frac {9}{2}}}\right )} b d^{3}}{2 \, \sqrt {-b^{2}}}}{2 \, \sqrt {\pi }} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 1.09, size = 337, normalized size = 1.17 \[ \mathrm {erf}\left (a+b\,x\right )\,\left (c^3\,x+\frac {3\,c^2\,d\,x^2}{2}+c\,d^2\,x^3+\frac {d^3\,x^4}{4}\right )-\frac {\frac {{\mathrm {e}}^{-a^2-2\,a\,b\,x-b^2\,x^2}\,\left (\frac {5\,a\,d^3}{4}+\frac {a^3\,d^3}{2}-2\,b^3\,c^3-b\,\left (2\,c\,a^2\,d^2+2\,c\,d^2\right )+3\,a\,b^2\,c^2\,d\right )}{b^4}-\frac {x\,{\mathrm {e}}^{-a^2-2\,a\,b\,x-b^2\,x^2}\,\left (2\,a^2\,d^3-8\,a\,b\,c\,d^2+12\,b^2\,c^2\,d+3\,d^3\right )}{4\,b^3}-\frac {d^3\,x^3\,{\mathrm {e}}^{-a^2-2\,a\,b\,x-b^2\,x^2}}{2\,b}+\frac {x^2\,{\mathrm {e}}^{-a^2-2\,a\,b\,x-b^2\,x^2}\,\left (a\,d^3-4\,b\,c\,d^2\right )}{2\,b^2}}{2\,\sqrt {\pi }}+\frac {\mathrm {erfi}\left (a\,1{}\mathrm {i}+b\,x\,1{}\mathrm {i}\right )\,\left (4\,a^4\,d^3-16\,a^3\,b\,c\,d^2+24\,a^2\,b^2\,c^2\,d+12\,a^2\,d^3-16\,a\,b^3\,c^3-24\,a\,b\,c\,d^2+12\,b^2\,c^2\,d+3\,d^3\right )\,1{}\mathrm {i}}{16\,b^4} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 9.72, size = 746, normalized size = 2.58 \[ \begin {cases} - \frac {a^{4} d^{3} \operatorname {erf}{\left (a + b x \right )}}{4 b^{4}} + \frac {a^{3} c d^{2} \operatorname {erf}{\left (a + b x \right )}}{b^{3}} - \frac {a^{3} d^{3} e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{4 \sqrt {\pi } b^{4}} - \frac {3 a^{2} c^{2} d \operatorname {erf}{\left (a + b x \right )}}{2 b^{2}} + \frac {a^{2} c d^{2} e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{\sqrt {\pi } b^{3}} + \frac {a^{2} d^{3} x e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{4 \sqrt {\pi } b^{3}} - \frac {3 a^{2} d^{3} \operatorname {erf}{\left (a + b x \right )}}{4 b^{4}} + \frac {a c^{3} \operatorname {erf}{\left (a + b x \right )}}{b} - \frac {3 a c^{2} d e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{2 \sqrt {\pi } b^{2}} - \frac {a c d^{2} x e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{\sqrt {\pi } b^{2}} - \frac {a d^{3} x^{2} e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{4 \sqrt {\pi } b^{2}} + \frac {3 a c d^{2} \operatorname {erf}{\left (a + b x \right )}}{2 b^{3}} - \frac {5 a d^{3} e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{8 \sqrt {\pi } b^{4}} + c^{3} x \operatorname {erf}{\left (a + b x \right )} + \frac {3 c^{2} d x^{2} \operatorname {erf}{\left (a + b x \right )}}{2} + c d^{2} x^{3} \operatorname {erf}{\left (a + b x \right )} + \frac {d^{3} x^{4} \operatorname {erf}{\left (a + b x \right )}}{4} + \frac {c^{3} e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{\sqrt {\pi } b} + \frac {3 c^{2} d x e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{2 \sqrt {\pi } b} + \frac {c d^{2} x^{2} e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{\sqrt {\pi } b} + \frac {d^{3} x^{3} e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{4 \sqrt {\pi } b} - \frac {3 c^{2} d \operatorname {erf}{\left (a + b x \right )}}{4 b^{2}} + \frac {c d^{2} e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{\sqrt {\pi } b^{3}} + \frac {3 d^{3} x e^{- a^{2}} e^{- b^{2} x^{2}} e^{- 2 a b x}}{8 \sqrt {\pi } b^{3}} - \frac {3 d^{3} \operatorname {erf}{\left (a + b x \right )}}{16 b^{4}} & \text {for}\: b \neq 0 \\\left (c^{3} x + \frac {3 c^{2} d x^{2}}{2} + c d^{2} x^{3} + \frac {d^{3} x^{4}}{4}\right ) \operatorname {erf}{\relax (a )} & \text {otherwise} \end {cases} \]
Verification of antiderivative is not currently implemented for this CAS.
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