Status: New Owner: ---- Labels: Type-Defect Priority-Medium
New issue 2477 by [email protected]: Sympy can't do elementary integration of type quadratic * sqrt(quadratic)
http://code.google.com/p/sympy/issues/detail?id=2477 In current master, In [10]: f = (x**2 + 3*x + 1)*((x**2 + 10*x +101)**(1/2)) In [11]: f Out[11]: ⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽ ⎛ 2 ⎞ ╱ 2 ⎝x + 3⋅x + 1⎠⋅╲╱ x + 10⋅x + 101 In [12]: f.integrate(x) Out[12]: ⌠ ⎮ ⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽ ⎮ ⎛ 2 ⎞ ╱ 2 ⎮ ⎝x + 3⋅x + 1⎠⋅╲╱ x + 10⋅x + 101 dx ⌡ In [13]: f.integrate(x).doit() Out[13]: ⌠ ⎮ ⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽ ⎮ ⎛ 2 ⎞ ╱ 2 ⎮ ⎝x + 3⋅x + 1⎠⋅╲╱ x + 10⋅x + 101 dx ⌡ In [18]: f.integrate((x, 0, 1)) Out[18]: 1 ⌠ ⎮ ⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽⎽ ⎮ ⎛ 2 ⎞ ╱ 2 ⎮ ⎝x + 3⋅x + 1⎠⋅╲╱ x + 10⋅x + 101 dx ⌡ 0 Is this integral possible with sympy ? -- You received this message because you are subscribed to the Google Groups "sympy-issues" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/sympy-issues?hl=en.
