Optimal. Leaf size=652 \[ -\frac {2 \sqrt {f+g x} \left (4 b^2 e g^2+c^2 f (4 e f-7 d g)-c g (2 b e f+7 b d g-5 a e g)-3 c g (c e f+7 c d g-4 b e g) x\right ) \sqrt {a+b x+c x^2}}{105 c^2 g^2}+\frac {2 e \sqrt {f+g x} \left (a+b x+c x^2\right )^{3/2}}{7 c}+\frac {\sqrt {2} \sqrt {b^2-4 a c} \left ((c e f+7 c d g-4 b e g) \left (8 c^2 f^2-2 b^2 g^2-3 c g (b f-2 a g)\right )-5 c g (2 c f-b g) (7 c d f-e (3 b f+a g))\right ) \sqrt {f+g x} \sqrt {-\frac {c \left (a+b x+c x^2\right )}{b^2-4 a c}} E\left (\sin ^{-1}\left (\frac {\sqrt {\frac {b+\sqrt {b^2-4 a c}+2 c x}{\sqrt {b^2-4 a c}}}}{\sqrt {2}}\right )|-\frac {2 \sqrt {b^2-4 a c} g}{2 c f-\left (b+\sqrt {b^2-4 a c}\right ) g}\right )}{105 c^3 g^3 \sqrt {\frac {c (f+g x)}{2 c f-\left (b+\sqrt {b^2-4 a c}\right ) g}} \sqrt {a+b x+c x^2}}+\frac {2 \sqrt {2} \sqrt {b^2-4 a c} \left (c f^2-b f g+a g^2\right ) \left (4 b^2 e g^2-2 c^2 f (4 e f-7 d g)+c g (b e f-7 b d g-10 a e g)\right ) \sqrt {\frac {c (f+g x)}{2 c f-\left (b+\sqrt {b^2-4 a c}\right ) g}} \sqrt {-\frac {c \left (a+b x+c x^2\right )}{b^2-4 a c}} F\left (\sin ^{-1}\left (\frac {\sqrt {\frac {b+\sqrt {b^2-4 a c}+2 c x}{\sqrt {b^2-4 a c}}}}{\sqrt {2}}\right )|-\frac {2 \sqrt {b^2-4 a c} g}{2 c f-\left (b+\sqrt {b^2-4 a c}\right ) g}\right )}{105 c^3 g^3 \sqrt {f+g x} \sqrt {a+b x+c x^2}} \]
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Rubi [A]
time = 0.70, antiderivative size = 652, normalized size of antiderivative = 1.00, number of steps
used = 7, number of rules used = 6, integrand size = 29, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.207, Rules used = {846, 828, 857,
732, 435, 430} \begin {gather*} \frac {2 \sqrt {2} \sqrt {b^2-4 a c} \sqrt {-\frac {c \left (a+b x+c x^2\right )}{b^2-4 a c}} \left (a g^2-b f g+c f^2\right ) \sqrt {\frac {c (f+g x)}{2 c f-g \left (\sqrt {b^2-4 a c}+b\right )}} \left (c g (-10 a e g-7 b d g+b e f)+4 b^2 e g^2-2 c^2 f (4 e f-7 d g)\right ) F\left (\text {ArcSin}\left (\frac {\sqrt {\frac {b+2 c x+\sqrt {b^2-4 a c}}{\sqrt {b^2-4 a c}}}}{\sqrt {2}}\right )|-\frac {2 \sqrt {b^2-4 a c} g}{2 c f-\left (b+\sqrt {b^2-4 a c}\right ) g}\right )}{105 c^3 g^3 \sqrt {f+g x} \sqrt {a+b x+c x^2}}+\frac {\sqrt {2} \sqrt {b^2-4 a c} \sqrt {f+g x} \sqrt {-\frac {c \left (a+b x+c x^2\right )}{b^2-4 a c}} \left (\left (-3 c g (b f-2 a g)-2 b^2 g^2+8 c^2 f^2\right ) (-4 b e g+7 c d g+c e f)-5 c g (2 c f-b g) (7 c d f-e (a g+3 b f))\right ) E\left (\text {ArcSin}\left (\frac {\sqrt {\frac {b+2 c x+\sqrt {b^2-4 a c}}{\sqrt {b^2-4 a c}}}}{\sqrt {2}}\right )|-\frac {2 \sqrt {b^2-4 a c} g}{2 c f-\left (b+\sqrt {b^2-4 a c}\right ) g}\right )}{105 c^3 g^3 \sqrt {a+b x+c x^2} \sqrt {\frac {c (f+g x)}{2 c f-g \left (\sqrt {b^2-4 a c}+b\right )}}}-\frac {2 \sqrt {f+g x} \sqrt {a+b x+c x^2} \left (-c g (-5 a e g+7 b d g+2 b e f)+4 b^2 e g^2-3 c g x (-4 b e g+7 c d g+c e f)+c^2 f (4 e f-7 d g)\right )}{105 c^2 g^2}+\frac {2 e \sqrt {f+g x} \left (a+b x+c x^2\right )^{3/2}}{7 c} \end {gather*}
Antiderivative was successfully verified.
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Rule 430
Rule 435
Rule 732
Rule 828
Rule 846
Rule 857
Rubi steps
\begin {align*} \int (d+e x) \sqrt {f+g x} \sqrt {a+b x+c x^2} \, dx &=\frac {2 e \sqrt {f+g x} \left (a+b x+c x^2\right )^{3/2}}{7 c}+\frac {2 \int \frac {\left (\frac {1}{2} (7 c d f-3 b e f-a e g)+\frac {1}{2} (c e f+7 c d g-4 b e g) x\right ) \sqrt {a+b x+c x^2}}{\sqrt {f+g x}} \, dx}{7 c}\\ &=-\frac {2 \sqrt {f+g x} \left (4 b^2 e g^2+c^2 f (4 e f-7 d g)-c g (2 b e f+7 b d g-5 a e g)-3 c g (c e f+7 c d g-4 b e g) x\right ) \sqrt {a+b x+c x^2}}{105 c^2 g^2}+\frac {2 e \sqrt {f+g x} \left (a+b x+c x^2\right )^{3/2}}{7 c}-\frac {4 \int \frac {\frac {1}{4} \left (5 c g (b f-2 a g) (7 c d f-e (3 b f+a g))-2 (c e f+7 c d g-4 b e g) \left (\frac {1}{2} b f (4 c f-b g)-a g \left (c f+\frac {b g}{2}\right )\right )\right )-\frac {1}{4} \left ((c e f+7 c d g-4 b e g) \left (8 c^2 f^2-2 b^2 g^2-3 c g (b f-2 a g)\right )-5 c g (2 c f-b g) (7 c d f-e (3 b f+a g))\right ) x}{\sqrt {f+g x} \sqrt {a+b x+c x^2}} \, dx}{105 c^2 g^2}\\ &=-\frac {2 \sqrt {f+g x} \left (4 b^2 e g^2+c^2 f (4 e f-7 d g)-c g (2 b e f+7 b d g-5 a e g)-3 c g (c e f+7 c d g-4 b e g) x\right ) \sqrt {a+b x+c x^2}}{105 c^2 g^2}+\frac {2 e \sqrt {f+g x} \left (a+b x+c x^2\right )^{3/2}}{7 c}+\frac {\left (\left (c f^2-b f g+a g^2\right ) \left (4 b^2 e g^2-2 c^2 f (4 e f-7 d g)+c g (b e f-7 b d g-10 a e g)\right )\right ) \int \frac {1}{\sqrt {f+g x} \sqrt {a+b x+c x^2}} \, dx}{105 c^2 g^3}+\frac {\left ((c e f+7 c d g-4 b e g) \left (8 c^2 f^2-2 b^2 g^2-3 c g (b f-2 a g)\right )-5 c g (2 c f-b g) (7 c d f-e (3 b f+a g))\right ) \int \frac {\sqrt {f+g x}}{\sqrt {a+b x+c x^2}} \, dx}{105 c^2 g^3}\\ &=-\frac {2 \sqrt {f+g x} \left (4 b^2 e g^2+c^2 f (4 e f-7 d g)-c g (2 b e f+7 b d g-5 a e g)-3 c g (c e f+7 c d g-4 b e g) x\right ) \sqrt {a+b x+c x^2}}{105 c^2 g^2}+\frac {2 e \sqrt {f+g x} \left (a+b x+c x^2\right )^{3/2}}{7 c}+\frac {\left (\sqrt {2} \sqrt {b^2-4 a c} \left ((c e f+7 c d g-4 b e g) \left (8 c^2 f^2-2 b^2 g^2-3 c g (b f-2 a g)\right )-5 c g (2 c f-b g) (7 c d f-e (3 b f+a g))\right ) \sqrt {f+g x} \sqrt {-\frac {c \left (a+b x+c x^2\right )}{b^2-4 a c}}\right ) \text {Subst}\left (\int \frac {\sqrt {1+\frac {2 \sqrt {b^2-4 a c} g x^2}{2 c f-b g-\sqrt {b^2-4 a c} g}}}{\sqrt {1-x^2}} \, dx,x,\frac {\sqrt {\frac {b+\sqrt {b^2-4 a c}+2 c x}{\sqrt {b^2-4 a c}}}}{\sqrt {2}}\right )}{105 c^3 g^3 \sqrt {\frac {c (f+g x)}{2 c f-b g-\sqrt {b^2-4 a c} g}} \sqrt {a+b x+c x^2}}+\frac {\left (2 \sqrt {2} \sqrt {b^2-4 a c} \left (c f^2-b f g+a g^2\right ) \left (4 b^2 e g^2-2 c^2 f (4 e f-7 d g)+c g (b e f-7 b d g-10 a e g)\right ) \sqrt {\frac {c (f+g x)}{2 c f-b g-\sqrt {b^2-4 a c} g}} \sqrt {-\frac {c \left (a+b x+c x^2\right )}{b^2-4 a c}}\right ) \text {Subst}\left (\int \frac {1}{\sqrt {1-x^2} \sqrt {1+\frac {2 \sqrt {b^2-4 a c} g x^2}{2 c f-b g-\sqrt {b^2-4 a c} g}}} \, dx,x,\frac {\sqrt {\frac {b+\sqrt {b^2-4 a c}+2 c x}{\sqrt {b^2-4 a c}}}}{\sqrt {2}}\right )}{105 c^3 g^3 \sqrt {f+g x} \sqrt {a+b x+c x^2}}\\ &=-\frac {2 \sqrt {f+g x} \left (4 b^2 e g^2+c^2 f (4 e f-7 d g)-c g (2 b e f+7 b d g-5 a e g)-3 c g (c e f+7 c d g-4 b e g) x\right ) \sqrt {a+b x+c x^2}}{105 c^2 g^2}+\frac {2 e \sqrt {f+g x} \left (a+b x+c x^2\right )^{3/2}}{7 c}+\frac {\sqrt {2} \sqrt {b^2-4 a c} \left ((c e f+7 c d g-4 b e g) \left (8 c^2 f^2-2 b^2 g^2-3 c g (b f-2 a g)\right )-5 c g (2 c f-b g) (7 c d f-e (3 b f+a g))\right ) \sqrt {f+g x} \sqrt {-\frac {c \left (a+b x+c x^2\right )}{b^2-4 a c}} E\left (\sin ^{-1}\left (\frac {\sqrt {\frac {b+\sqrt {b^2-4 a c}+2 c x}{\sqrt {b^2-4 a c}}}}{\sqrt {2}}\right )|-\frac {2 \sqrt {b^2-4 a c} g}{2 c f-\left (b+\sqrt {b^2-4 a c}\right ) g}\right )}{105 c^3 g^3 \sqrt {\frac {c (f+g x)}{2 c f-\left (b+\sqrt {b^2-4 a c}\right ) g}} \sqrt {a+b x+c x^2}}+\frac {2 \sqrt {2} \sqrt {b^2-4 a c} \left (c f^2-b f g+a g^2\right ) \left (4 b^2 e g^2-2 c^2 f (4 e f-7 d g)+c g (b e f-7 b d g-10 a e g)\right ) \sqrt {\frac {c (f+g x)}{2 c f-\left (b+\sqrt {b^2-4 a c}\right ) g}} \sqrt {-\frac {c \left (a+b x+c x^2\right )}{b^2-4 a c}} F\left (\sin ^{-1}\left (\frac {\sqrt {\frac {b+\sqrt {b^2-4 a c}+2 c x}{\sqrt {b^2-4 a c}}}}{\sqrt {2}}\right )|-\frac {2 \sqrt {b^2-4 a c} g}{2 c f-\left (b+\sqrt {b^2-4 a c}\right ) g}\right )}{105 c^3 g^3 \sqrt {f+g x} \sqrt {a+b x+c x^2}}\\ \end {align*}
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Mathematica [C] Result contains complex when optimal does not.
time = 33.06, size = 8432, normalized size = 12.93 \begin {gather*} \text {Result too large to show} \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. \(10710\) vs.
\(2(588)=1176\).
time = 0.13, size = 10711, normalized size = 16.43
method | result | size |
elliptic | \(\frac {\sqrt {\left (g x +f \right ) \left (c \,x^{2}+b x +a \right )}\, \left (\frac {2 e \,x^{2} \sqrt {c g \,x^{3}+b g \,x^{2}+c f \,x^{2}+a x g +b f x +f a}}{7}+\frac {2 \left (b e g +d g c +c e f -\frac {2 e \left (3 b g +3 c f \right )}{7}\right ) x \sqrt {c g \,x^{3}+b g \,x^{2}+c f \,x^{2}+a x g +b f x +f a}}{5 c g}+\frac {2 \left (a e g +b d g +b e f +c d f -\frac {2 e \left (\frac {5 a g}{2}+\frac {5 b f}{2}\right )}{7}-\frac {2 \left (b e g +d g c +c e f -\frac {2 e \left (3 b g +3 c f \right )}{7}\right ) \left (2 b g +2 c f \right )}{5 c g}\right ) \sqrt {c g \,x^{3}+b g \,x^{2}+c f \,x^{2}+a x g +b f x +f a}}{3 c g}+\frac {2 \left (d a f -\frac {2 \left (b e g +d g c +c e f -\frac {2 e \left (3 b g +3 c f \right )}{7}\right ) f a}{5 c g}-\frac {2 \left (a e g +b d g +b e f +c d f -\frac {2 e \left (\frac {5 a g}{2}+\frac {5 b f}{2}\right )}{7}-\frac {2 \left (b e g +d g c +c e f -\frac {2 e \left (3 b g +3 c f \right )}{7}\right ) \left (2 b g +2 c f \right )}{5 c g}\right ) \left (\frac {a g}{2}+\frac {b f}{2}\right )}{3 c g}\right ) \left (-\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}+\frac {f}{g}\right ) \sqrt {\frac {x +\frac {f}{g}}{-\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}+\frac {f}{g}}}\, \sqrt {\frac {x -\frac {-b +\sqrt {-4 a c +b^{2}}}{2 c}}{-\frac {f}{g}-\frac {-b +\sqrt {-4 a c +b^{2}}}{2 c}}}\, \sqrt {\frac {x +\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}}{-\frac {f}{g}+\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}}}\, \EllipticF \left (\sqrt {\frac {x +\frac {f}{g}}{-\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}+\frac {f}{g}}}, \sqrt {\frac {-\frac {f}{g}+\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}}{-\frac {f}{g}-\frac {-b +\sqrt {-4 a c +b^{2}}}{2 c}}}\right )}{\sqrt {c g \,x^{3}+b g \,x^{2}+c f \,x^{2}+a x g +b f x +f a}}+\frac {2 \left (a d g +\frac {3 a e f}{7}+b d f -\frac {2 \left (b e g +d g c +c e f -\frac {2 e \left (3 b g +3 c f \right )}{7}\right ) \left (\frac {3 a g}{2}+\frac {3 b f}{2}\right )}{5 c g}-\frac {2 \left (a e g +b d g +b e f +c d f -\frac {2 e \left (\frac {5 a g}{2}+\frac {5 b f}{2}\right )}{7}-\frac {2 \left (b e g +d g c +c e f -\frac {2 e \left (3 b g +3 c f \right )}{7}\right ) \left (2 b g +2 c f \right )}{5 c g}\right ) \left (b g +c f \right )}{3 c g}\right ) \left (-\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}+\frac {f}{g}\right ) \sqrt {\frac {x +\frac {f}{g}}{-\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}+\frac {f}{g}}}\, \sqrt {\frac {x -\frac {-b +\sqrt {-4 a c +b^{2}}}{2 c}}{-\frac {f}{g}-\frac {-b +\sqrt {-4 a c +b^{2}}}{2 c}}}\, \sqrt {\frac {x +\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}}{-\frac {f}{g}+\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}}}\, \left (\left (-\frac {f}{g}-\frac {-b +\sqrt {-4 a c +b^{2}}}{2 c}\right ) \EllipticE \left (\sqrt {\frac {x +\frac {f}{g}}{-\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}+\frac {f}{g}}}, \sqrt {\frac {-\frac {f}{g}+\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}}{-\frac {f}{g}-\frac {-b +\sqrt {-4 a c +b^{2}}}{2 c}}}\right )+\frac {\left (-b +\sqrt {-4 a c +b^{2}}\right ) \EllipticF \left (\sqrt {\frac {x +\frac {f}{g}}{-\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}+\frac {f}{g}}}, \sqrt {\frac {-\frac {f}{g}+\frac {b +\sqrt {-4 a c +b^{2}}}{2 c}}{-\frac {f}{g}-\frac {-b +\sqrt {-4 a c +b^{2}}}{2 c}}}\right )}{2 c}\right )}{\sqrt {c g \,x^{3}+b g \,x^{2}+c f \,x^{2}+a x g +b f x +f a}}\right )}{\sqrt {g x +f}\, \sqrt {c \,x^{2}+b x +a}}\) | \(1229\) |
risch | \(\text {Expression too large to display}\) | \(3893\) |
default | \(\text {Expression too large to display}\) | \(10711\) |
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 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [C] Result contains higher order function than in optimal. Order 9 vs. order
4.
time = 0.76, size = 740, normalized size = 1.13 \begin {gather*} \frac {2 \, {\left ({\left (14 \, c^{4} d f^{3} g - 21 \, b c^{3} d f^{2} g^{2} - 21 \, {\left (b^{2} c^{2} - 6 \, a c^{3}\right )} d f g^{3} + 7 \, {\left (2 \, b^{3} c - 9 \, a b c^{2}\right )} d g^{4} - {\left (8 \, c^{4} f^{4} - 9 \, b c^{3} f^{3} g - 2 \, {\left (2 \, b^{2} c^{2} - 11 \, a c^{3}\right )} f^{2} g^{2} - {\left (9 \, b^{3} c - 41 \, a b c^{2}\right )} f g^{3} + {\left (8 \, b^{4} - 41 \, a b^{2} c + 30 \, a^{2} c^{2}\right )} g^{4}\right )} e\right )} \sqrt {c g} {\rm weierstrassPInverse}\left (\frac {4 \, {\left (c^{2} f^{2} - b c f g + {\left (b^{2} - 3 \, a c\right )} g^{2}\right )}}{3 \, c^{2} g^{2}}, -\frac {4 \, {\left (2 \, c^{3} f^{3} - 3 \, b c^{2} f^{2} g - 3 \, {\left (b^{2} c - 6 \, a c^{2}\right )} f g^{2} + {\left (2 \, b^{3} - 9 \, a b c\right )} g^{3}\right )}}{27 \, c^{3} g^{3}}, \frac {3 \, c g x + c f + b g}{3 \, c g}\right ) + 3 \, {\left (14 \, c^{4} d f^{2} g^{2} - 14 \, b c^{3} d f g^{3} + 14 \, {\left (b^{2} c^{2} - 3 \, a c^{3}\right )} d g^{4} - {\left (8 \, c^{4} f^{3} g - 5 \, b c^{3} f^{2} g^{2} - {\left (5 \, b^{2} c^{2} - 16 \, a c^{3}\right )} f g^{3} + {\left (8 \, b^{3} c - 29 \, a b c^{2}\right )} g^{4}\right )} e\right )} \sqrt {c g} {\rm weierstrassZeta}\left (\frac {4 \, {\left (c^{2} f^{2} - b c f g + {\left (b^{2} - 3 \, a c\right )} g^{2}\right )}}{3 \, c^{2} g^{2}}, -\frac {4 \, {\left (2 \, c^{3} f^{3} - 3 \, b c^{2} f^{2} g - 3 \, {\left (b^{2} c - 6 \, a c^{2}\right )} f g^{2} + {\left (2 \, b^{3} - 9 \, a b c\right )} g^{3}\right )}}{27 \, c^{3} g^{3}}, {\rm weierstrassPInverse}\left (\frac {4 \, {\left (c^{2} f^{2} - b c f g + {\left (b^{2} - 3 \, a c\right )} g^{2}\right )}}{3 \, c^{2} g^{2}}, -\frac {4 \, {\left (2 \, c^{3} f^{3} - 3 \, b c^{2} f^{2} g - 3 \, {\left (b^{2} c - 6 \, a c^{2}\right )} f g^{2} + {\left (2 \, b^{3} - 9 \, a b c\right )} g^{3}\right )}}{27 \, c^{3} g^{3}}, \frac {3 \, c g x + c f + b g}{3 \, c g}\right )\right ) + 3 \, {\left (21 \, c^{4} d g^{4} x + 7 \, c^{4} d f g^{3} + 7 \, b c^{3} d g^{4} + {\left (15 \, c^{4} g^{4} x^{2} - 4 \, c^{4} f^{2} g^{2} + 2 \, b c^{3} f g^{3} - 2 \, {\left (2 \, b^{2} c^{2} - 5 \, a c^{3}\right )} g^{4} + 3 \, {\left (c^{4} f g^{3} + b c^{3} g^{4}\right )} x\right )} e\right )} \sqrt {c x^{2} + b x + a} \sqrt {g x + f}\right )}}{315 \, c^{4} g^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \left (d + e x\right ) \sqrt {f + g x} \sqrt {a + b x + c x^{2}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.00 \begin {gather*} \int \sqrt {f+g\,x}\,\left (d+e\,x\right )\,\sqrt {c\,x^2+b\,x+a} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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