[metapost] turningnumber revisited

[luigi scarso]

On Tue, Jun 28, 2011 at 9:55 AM, luigi scarso <luigi.scarso at gmail.com>wrote:

>
>
> 2011/6/28 Boguslaw Jackowski <B_Jackowski at gust.org.pl>
>
>>
>> Hi,
>>
>>
>>  I'm not surprised because at (0,0)  (1,1) and (2,0) we don't have C1
>>> continuity (as Dan said).
>>>
>>
>> A triangle also doesn't have C1 continuity and well-behaves. The problem
>> are cusps.
>>
>> I mean a C1 discontinuity with 180°
>
no, sorry --- a cusp.


-- 
luigi
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