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math.GM2007★ 2 cited
Difference Problems and Differential Problems
Wolfgang Bertram
We state some elementary problems concerning the relation between difference calculus and differential calculus, and we try to convince the reader that, in spite of the simplicity…
math.GM2003★ 6 cited
Differential Calculus, Manifolds and Lie Groups over Arbitrary Infinite Fields
Wolfgang Bertram, Helge Glockner, Karl-Hermann Neeb
We present an axiomatic approach to finite- and infinite-dimensional differential calculus over arbitrary infinite fields (and, more generally, suitable rings). The corresponding b…