Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.soft-sys.math.mathematica > #1841 > unrolled thread

Limit[f[x], x->a] vs. f[a]. When are they equal?

Started byRichard Fateman <fateman@cs.berkeley.edu>
First post2011-04-23 11:49 +0000
Last post2011-04-23 11:49 +0000
Articles 1 — 1 participant

Back to article view | Back to comp.soft-sys.math.mathematica

Contents

  Limit[f[x], x->a]   vs. f[a].  When are they equal? Richard Fateman <fateman@cs.berkeley.edu> - 2011-04-23 11:49 +0000

#1841 — Limit[f[x], x->a] vs. f[a]. When are they equal?

FromRichard Fateman <fateman@cs.berkeley.edu>
Date2011-04-23 11:49 +0000
SubjectLimit[f[x], x->a] vs. f[a]. When are they equal?
Message-ID<iouecl$6g9$1@smc.vnet.net>
Let c=ComplexInfinity

then Mathematica (7.0) "knows" that Sin[c] is Indeterminate

but Limit[Sin[x],x->c]  is not evaluated.

I would have thought that if  f[a] is known, Limit[f[x],x->a] is
also known.

RJF

[toc] | [standalone]

Back to top | Article view | comp.soft-sys.math.mathematica

csiph-web