ODEの解を含むDDEの解法

How should I write a script in case solution of ODE is included in the DDE equation?

ex.)

ODE:

Xa = y(1)

dydt(1,:) = -k*Xa

DDE:

y(1) = -(alp+ Xa)*y(1) + Amp*F_tau_n*S_tau_n;

as in above, I7d like to include the solution of ODE (Xa) in DDE.

Answer 1

[Hiro Yoshino]

This may help you out - Symbolic Math Toolbox?

https://jp.mathworks.com/products/symbolic.html