Math input methods
haberg-1 at telia.com
Thu Jun 5 03:57:13 CDT 2014
On 5 Jun 2014, at 04:50, David Starner <prosfilaes at gmail.com> wrote:
> On Wed, Jun 4, 2014 at 6:00 AM, Jukka K. Korpela <jkorpela at cs.tut.fi> wrote:
>> The change is logical in the sense that bold face is a
>> more original notation and double-struck letters as characters imitate the
>> imitation of boldface letters when writing by hand (with a pen or piece of
> On the other hand, bold face is a minor variation on normal types.
> Double-struck letters are more clearly distinct, which is probably why
> they moved from the chalkboard to printing in the first place. I don't
> see much advantage of over ℕℂℝℤℚ, especially when
> confusability with NCRZQ comes into play.
The double-struck letters are useful in math, because they free other letter styles for other use. First, only a few were used as for natural, rational, real and complex numbers, but became popular so that all letters, uppercase and lowercase, are now available in Unicode.
More information about the Unicode