English binary logic operators

Georg Wrede georg.wrede at nospam.org
Sun Nov 12 15:25:41 PST 2006


Bill Baxter wrote:
> Hasan Aljudy wrote:
> 
>>
>>
>> Jarrett Billingsley wrote:
>>
>>> "Bill Baxter" <wbaxter at gmail.com> wrote in message 
>>> news:ej2gij$ohu$1 at digitaldaemon.com...
>>>
>>>> I remember when I was first learning Japanese, it occurred to me 
>>>> "Whoa! now I'll never run out of single-character variable names 
>>>> when doing math equations!"
>>>>
>>>> For some reason it didn't actually prove to be that useful, though. 
>>>> Even the Japanese don't use Japanese symbols in their math for some 
>>>> reason, just Roman and Greek letters like everyone else.  Every once 
>>>> in a while I'll use an ??? to represent some big sub-expression that 
>>>> doesn't have much meaning but keeps on re-appearing in derivations.  
>>>> But that's about it.
>>>
>>>
>>>
>>> Having taken a few semesters of Japanese, I've noticed I've started 
>>> to use some kanji in my notes as shorthand :S
>>>
>>
>> Kanji as shorthand? I don't know, I find myself slower when writing 
>> kanji (maybe because I'm still a n@@b in that area), but I can write 
>> "nihon" faster than I can write 日本, for instance. (I wonder, can 
>> utf-8 encode that?)
> 
> 
> Some are simple, like
> person,big,small,sun,moon,water,fire,tree,mountain,mother,father...
> 人 大 小 日 月 水 火 木 山 母 父
> And they don't take up much space in your notes, no matter how complex 
> they are. :-)

Hmm, gotta admit UTF is a Good Thing. Or else we couldn't have this 
conversation here right now. :-)

> Anyway, just to bring this slightly back on topic :), since D is utf-8 
> compatible, I suggest we should allow the use full-width unicode 'and' 
> and 'or' symbols.  :-)
> 
>     if ((a∧b)∨(c∧d)) {  ... }

APL guys beware, we're retargeting from C(++) !!

> Mmmm Unicode.  That opens up a whole slew of possibilities.
> How about opDoubleIntegration?  No problem!
>      ∬f(x)dx;
> Oooh and we could allow this as a synonym for delete myVar:
> 
>      ☠ myVar;

Hey, that's the warez operator! The delete symbol is †.

> That would surely push D over the top.  Does your language have the 
> skull-and-crossbones operator?  I thought not.
> ;-)
> 
> --bb



More information about the Digitalmars-d-learn mailing list