Limit
For a two-dimensional real-valued function in the usual topology. They say that lim f (x) = l
∀ ε >0, ∃ δ >0 : si |x - y| < δ => | f(x) - l | < ε
For generic normed spaces, simply replace the norm for the absolute value in the above definition.
For a two-dimensional real-valued function in the usual topology. They say that lim f (x) = l
∀ ε >0, ∃ δ >0 : si |x - y| < δ => | f(x) - l | < ε
For generic normed spaces, simply replace the norm for the absolute value in the above definition.