I mean, did you try it? If you want ChatGPT to do something that involves
manipulating text, chances are it can, or at can at least get you part of
the way there.
I gave the following prompt to ChatGPT:
*I have a programimport sympyfrom sympy import
*k=symbols("k")f=Function("f")print("f(k)=",f(k))print("sum=",sum(f(k),(0,k,10)))The
intended output
isf(0)+f(1)+f(2)+f(3)+f(4)+f(5)+f(6)+f(7)+f(8)+f(9)+f(10)but instead the
output isf(k)= f(k)Traceback (most recent call last): File "<stdin>", line
6, in <module>TypeError: 'f' object is not iterablehow can I fix the
problem to give the intended output?*
and it produced the following output:
*The issue with the current code is that the sum function expects an
iterable object, but f(k) is a single object of type Function. In order to
fix this, you can create a list or a generator expression to provide the
iterable sequence to the sum function.Here's an updated code that should
give the intended output:import sympyfrom sympy import *k = symbols("k")f =
Function("f")expr = sum(f(i) for i in range(11))print(expr)This code
creates a generator expression (f(i) for i in range(11)), which generates
the values f(0), f(1), f(2), ..., f(10) when iterated. The sum function
then takes this iterable as an argument and computes the sum of its
elements.The output of this code should be:f(0) + f(1) + f(2) + f(3) + f(4)
+ f(5) + f(6) + f(7) + f(8) + f(9) + f(10)*
The output from ChatGPT is correct. It says to use sum with a generator
instead of Sum(), but this is fine because if the sum is an explicit
expanded finite sum there's no need to use a symbolic summation.
Aaron Meurer
On Mon, Mar 27, 2023 at 1:52 PM David Bailey <[email protected]> wrote:
> Dear Group,
>
> This is probably not feasible, but imagine an AI program that could take
> a small SymPi program together with the desired output. The goal would
> be devise a modification of the program so that would work.
>
> Obviously such a program could not always work, but if it could solve a
> reasonable percentage of such problems, it would ease the workload of
> those who answer these queries and make SymPy more attractive to
> inexperienced users.
>
> For example, I sent the following faulty program to the group a few days
> ago:
>
> import sympy
> from sympy import *
> k=symbols("k")
> f=Function("f")
> print("f(k)=",f(k))
> print("sum=",sum(f(k),(0,k,10)))
>
> The intended output was:
>
>
> f(0)+f(1)+f(2)+f(3)+f(4)+f(5)+f(6)+f(7)+f(8)+f(9)+f(10)
>
> The program used 'sum' instead of 'Sum' and the order of the iterator
> was scrambled - it was a total goof, I admit!
>
> Thus ideally the output from ChatGPT would simply correct the program -
> not solve the problem a different way, such as merely printing out the
> desired answer! I.e. it would 'realise' the intention of the author of
> the query.
>
> David
>
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