Tim Lahey wrote:
>
> On Nov 25, 2008, at 12:33 AM, Jason Grout wrote:
>> sage: import sympy
>> sage: var('x,a,b')
>> (x, a, b)
>> sage: f1=1/(a*x+b)
>> sage: sympy.integrate(sympy.sympify(f1),sympy.sympify(x))
>> 1/a*log(b + a*x)
>> sage: sympy_integrate = lambda f,x: sympy.integrate(sympy.sympif
On Nov 25, 2008, at 12:33 AM, Jason Grout wrote:
>
> sage: import sympy
> sage: var('x,a,b')
> (x, a, b)
> sage: f1=1/(a*x+b)
> sage: sympy.integrate(sympy.sympify(f1),sympy.sympify(x))
> 1/a*log(b + a*x)
> sage: sympy_integrate = lambda f,x: sympy.integrate(sympy.sympify(f),
> sympy.sympify(x))
Jason Grout wrote:
>
> You could probably use the "sympyify" command:
Sorry, as the examples illustrated, it's "sympify". I have such a hard
time remembering how to spell that, and even if I remember, I always
have a hard time typing it.
-Jason
--~--~-~--~~~---~
Tim Lahey wrote:
>
> On Nov 24, 2008, at 11:54 PM, William Stein wrote:
>
>> On Mon, Nov 24, 2008 at 8:27 PM, Tim Lahey <[EMAIL PROTECTED]>
>> wrote:
>>> Hi,
>>>
>>> If I have the following example Sage code,
>>>
>>> var('x,a,b')
>>> # Test 1
>>> f1 = 1/(a*x+b)
>>> aa = f1.integrate(x)
>>> bb
On Nov 24, 2008, at 11:54 PM, William Stein wrote:
>
> On Mon, Nov 24, 2008 at 8:27 PM, Tim Lahey <[EMAIL PROTECTED]>
> wrote:
>>
>> Hi,
>>
>> If I have the following example Sage code,
>>
>> var('x,a,b')
>> # Test 1
>> f1 = 1/(a*x+b)
>> aa = f1.integrate(x)
>> bb = 1/a*log(a*x+b)
>> aa_cmp =
On Mon, Nov 24, 2008 at 8:27 PM, Tim Lahey <[EMAIL PROTECTED]> wrote:
>
> Hi,
>
> If I have the following example Sage code,
>
> var('x,a,b')
> # Test 1
> f1 = 1/(a*x+b)
> aa = f1.integrate(x)
> bb = 1/a*log(a*x+b)
> aa_cmp = bb-aa # Should be zero
> sage_time_f1 = timeit.eval('f1.integrate(x)')
>
