Re: ideas for lambda syntax

[Coda Highland <chighland@...>]

You mean APL. Algol looks like Pascal.

/s/ Adam

On Wed, Apr 10, 2013 at 6:19 PM, Henning Diedrich <hd2010@eonblast.com> wrote:
> Wow, Algol lives! Awsome.
>
> Henning
>
> On Apr 10, 2013, at 11:49 PM, Dirk Laurie <dirk.laurie@gmail.com> wrote:
>
>> 2013/4/9 Dirk Laurie <dirk.laurie@gmail.com>:
>>
>>> Lua's existing syntax *is* lambda syntax, but for the sake of
>>> portability the three symbols required are spelt out with keywords.
>>
>> Portability-shmortability. Get yourself a font that displays all
>> of Unicode properly and configure your keyboard to make the
>> Unicode characters you need with the alternate graphic key.
>>   http://en.wikipedia.org/wiki/AltGr_key
>>
>> The attached patch to Lua 5.2 allows the syntax
>>
>>    ∆(a,b) → a+b ⋄
>>
>> Actually, all Lua keywords have been replaced by single Unicode
>> symbols, as a service to those who find Lua code obfuscated when
>> using English words like 'function' and 'return' instead of symbols.
>>
>> Here is a sample:
>>
>> ⊣ i ∊ pairs(_G) ⊢ print(i) ⋄  -- prints the global table
>> ⍳ 2<3 ⊥ print(∪) ⊤ print(∩) ⋄ -- prints "true"
>>
>> The mapping of Unicode symbols to Lua terminals is defined
>> in the patch to llex.c.
>> <unicode-alphabetic.patch>
>
>