Re: Vitruvian Man - parts 1-6

On 20/04/2024 18:17, FP wrote:
> On 27/03/2024 14:57, D wrote:
>> Wikimedia Commons - Da Vinci Vitruve (photo L. Viatour) 2,258 x 3,070 
>> pixels, 5.81 MB:
> ...
>> "Vitruvius, the architect, says in his architectural work that the 
>> measurements
>>   of man are in nature distributed in this manner, that is 4 fingers 
>> make a palm,
>>   4 palms make a foot, 6 palms make a cubit, 4 cubits make a man, 4 
>> cubits make
>>   a footstep, 24 palms make a man and these measures are in his 
>> buildings. If you
>>   open your legs enough that your head is lowered by 1/14 of your 
>> height and raise
>>   your arms enough that your extended fingers touch the line of the 
>> top of your
>>   head, let you know that the center of the ends of the open limbs 
>> will be the
>>   navel, and the space between the legs will be an equilateral triangle"
> ...
>>   * simplifying the value of "y", y/(y+2)=tan(10): y = 
>> 2sin(10)/(cos(10)-sin(10));
>>     circle chord at top of square = 8sqrt(sin(10)/(cos(10)-sin(10))) = 
>> ~3.701451;
>>     
>> 2arcTan((cos(10)-sin(10))sqrt(sin(10)/(cos(10)-sin(10)))/(cos(10)/2-sin(10)))
>>     is central angle of top circle sector ~99.316396 degrees; top 
>> circle sector
>>     area = 
>> pi(2sin(10)/(cos(10)-sin(10))+2)^2arcTan((cos(10)-sin(10))sqrt(sin(10)
>>     /(cos(10)-sin(10)))/(cos(10)/2-sin(10)))/180 = ~5.109973 square 
>> cubits; top
>>     circle segment area = 
>> pi(2sin(10)/(cos(10)-sin(10))+2)^2arcTan((cos(10)-sin
>>     
>> (10))sqrt(sin(10)/(cos(10)-sin(10)))/(cos(10)/2-sin(10)))/180+(8sin(10)/(cos
>>     (10)-sin(10))-8)sqrt(sin(10)/(cos(10)-sin(10))) = ~2.200907 square 
>> cubits;
> 
> Hi D!
> 
> Hi!
> 
> Welcome to the froup!
> 
> If I follow your instructions, will I be constructing Leo's pic or are 
> these CAD instructions for developing a man?
> 
> Cheers
> 
> Frank

Good grief! Activity! :-)

-- 
Steveski