On Tue, 8 Jan 2008, Bill Page wrote:
|
| On 1/8/08, Arthur Ralfs wrote:
| > ...
| > Currently in Axiom, FriCAS, and OpenAxiom we have the following for the
| > second derivative of f(x)
| >
| > (1) -> f := operator f
| >
| > (1) f
| >
| > (2) -> D(f x,x,2)
| >
| > ,,
| > (2) f (x)
| >
| >
| > (3) -> exprex(%)
| >
| > (3) "{{{SUPERSUB}{f}{ }{,,}}{x}}"
| >
| > or
| >
| > (4) -> D(f x,x,2)::OUTFORM::SEX
| >
| > (4) ((SUPERSUB f ,,) x)
| >
| > so the OutputForm is mixing up presentation and content.
|
| +1 I strongly agree.
Yes, this manifests itself in many ways, including the highlighting
stuff we were discussing this morning. My plan is to retain
OutputForm as a simple media for content, and have all others
convert from it for presentation purposes.
PS: Arthur, from the small terminal I have here, I cannot read your
HTMLT formatted emails.
-- Gaby
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