Re: [MathML4] Whitespace and attributes canonicalization in MathML VS HTML5/CSS

On 01/08/2016 22:33, William F Hammond wrote:
>
> Fr=C3=A9d=C3=A9ric Wang <[email protected]> writes in part:
>
>
> A specific point:
>
>> ...
>> For example, <math><mspace width=3D"1E1em"
>> height=3D"10em" mathbackground=3D"red"/></math> draws a red
>> square in WebKit but Gecko says "1E1em" is invalid.
>
> 1E1 is ridiculous.  For one thing, to my eye, it's 10.0
> (floating point) -- implied by the E notation -- rather than
> simply 10
>
>                                     -- Bill

? the length is a floating point quantity here. 1E1em isn't valid mathml
syntax but it seems perfectly reasonable suggested extension, isn't it?
10em is same as 10.0em and could have been the same as 1e1em if we'd
specified it that way couldn't it?

David


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