andrel wrote:
> On 17-1-2010 16:12, Doctor John wrote:
>> andrel wrote:
>>> I particularly like it that they used a ray-tracer to produce figure 1.
>>
>> I hadn't actually noticed that ...
>>
>> <checking>
>>
>> ...you're joking, aren't you?
> 
> I don't think you can create such graphics with an ordinary package like 
> Excel or SPSS. So, yes I might be.

I don't get your sense of humor, but I guess the reciprocal is true. :P

in any case, it looks more like a scan from a manually-drawn chart than 
something generated on PC.

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