I have the following function $f(x,y) = 1 - \dfrac{1}{1 + a x^2 + y^2}.$
Could you suggest the way to prove it Lipschitz continuous as well as the value of $L?$
Thank you very much.
2026-03-24 22:51:06.1774392666
Proof of Lipschitz continuous for a fuction with two variables
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