Thank you for your answer.
So, in what sense theano cooperates with sympy (or the inverse)?
Since, we can not have the advantage of sympy functions in theano.
Costas
On Wednesday, May 20, 2015 at 1:41:06 AM UTC+3, draz...@gmail.com wrote:
>
> Hi,
>
> I was experimenting with the following code:
>
> import sympy
> from sympy.abc import x
> expr = sympy.exp(-x ** 2)
> from sympy.printing.theanocode import theano_function
> fn_theano = theano_function([x], [expr], dims={x: 1}, dtypes={x:
> 'float64'})
> print fn_theano([29.]),sympy.exp(-29.**2)
>
> I got
>
>
> [ 0.] 5.73245586032578e-366
>
>
> My question is why fn_theano does not give the same value?
>
> Thank you,
>
> Costas
>
>
>
>
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