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SymPy can't solve without hints simple separable DE y ** 2 * y' = sqrt(y)
y ** 2 * y' = sqrt(y)
x = symbols("x") y = Function("y")(x) y_ = Derivative(y, x) ode = Eq(y ** 2 * y_, sqrt(y)) dsolve(ode, y)
But it can be solved successfully with hint="separable" or using option simplify=False. For this equation classify_ode returns following hints:
hint="separable"
simplify=False
classify_ode
('factorable', 'separable', '1st_exact', 'Bernoulli', '1st_power_series', 'lie_group', 'separable_Integral', '1st_exact_Integral', 'Bernoulli_Integral')
Problem with factorable hint?
factorable
The text was updated successfully, but these errors were encountered:
Add regression test
f6950b6
Closes sympy/sympy#22862
Ping @oscarbenjamin . I am working on this .What would be a good approach to deal with this issue !
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SymPy can't solve without hints simple separable DE
y ** 2 * y' = sqrt(y)
But it can be solved successfully with
hint="separable"
or using optionsimplify=False
.For this equation
classify_ode
returns following hints:Problem with
factorable
hint?The text was updated successfully, but these errors were encountered: