I don't think that a*x**2 + b*x + c.is actually considered a 'Function',
but just as an 'Expression' in sympy.
And literally you can just apply (a*x**2 + b*x + c).subs({a: 1}) to do
evaluations with respect to any variables.
On Friday, March 27, 2020 at 6:09:10 PM UTC+9, Jisoo Song wrote:
>
> Let's think of general quadratic function: a*x**2 + b*x + c. Commonly,
> this function is represented as f(x) = a*x**2 + b*x + c.
> However, we can also write it as f(x; a,b,c), which implies that a,b and c
> can also be replaced by other values.
> Does sympy have algorithm for such notation, so that `f(x,
> evaluate=False)` returns `f(x; a,b,c)`?
>
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