Archive for November, 2009
Analyticity Matters
Ever since KVM posted his dissection of Rubel’s UDE paper, I’ve been wanting to address this issue he raised:
I’m still amazed and can’t quite fully digest the fact that a perfectly smooth function can be non-analytic. I mean, consider the exp(-1/x) function. If you stand at the origin, you have no clue what happens as [...]
November 2, 2009
• Tags: analytic, balki, complex, contour, differential, equation, integral, math, power series, rubel • Posted in: Dileep's • One Comment