[xiaq]

I can't speak for other nations, but they still teach numeric analysis in Chinese universities as an undergraduate course. In my university it is a required subject. Many of us have countless dreadful memories of Runge-Kutta method, Euler's method, Newton's method, rate of convergence, numerical stability and error margins, just to name a few of the dreads...

[julie1]

And this ? https://zh.wikipedia.org/wiki/%E6%91%84%E5%8A%A8%E7%90%86%E8... (pt https://pt.wikipedia.org/wiki/Teoria_de_perturba%C3%A7%C3%B5...) (fr https://fr.wikipedia.org/wiki/Th%C3%A9orie_des_perturbations)

[ovis]

Yes, perturbation methods are still taught and are still recognized as important. The first math course I took during my graduate degree (Intro analytic methods) covered it, for example.

[pedrosorio]

Same in Portugal

[kirrent]

Taught to me at university. Far more important in the age of computers than before.

[lucb1e]

> at university

In which country though?