murat danis	SOCiAL;  B A S E s;    o  f;  " T H E  G r e a t   e s t; o f         ALL;   t h e  T   i   m   e "       STORy.. ...art has to  b e c o m e    ; in  the  " d e s i g n "   state.( or can b e)..S  O;  Contemporary, M o d e r n  conceptual, installation  e.c.t. c  a  n    j o i n   i n ;  t h e   process.. .                                                                        .engineering design & artistic d e s i g n  are related( or relatives).Picasso has put a r t  work into d e s i g n Dimension. (in analitic geometry & modern math.)Leonardo expressed  (projected)   all these  to their proffessions..(engineer, atchitect, e.c.t.)  S O L e o n a r d o expressed himself to those professions..(H e is a E X P R E S S i O N  ist; i n this social  e x  pressions...H e is an impressionist; because h e has a  " illegitimate child "; ready-made;  i m p r e s s i o n  that installs unique  q u a n t s of an unopened system..into his mind,that only h e could  process..T h e n, h e  w a s, a  traditional  p a i n t i n g  designer i  f   U look from the surface. Tschaikovsky was a German music admirer.and he developed a contemporary music .but R a h m a n i n o v  was  a Traditional music producer; b u t they lived in the  same t i m e period..L e o n a r d o; did n o t  put engineering i n his a r t ; so engineering  didn' t c h a n g e his   a r t; itself..    ..h e put engineering d e s i g n  i n;  engineering machines.( but n e w  cencury; 20 th. has put engineering design i n culture &art; &Philosophy e.c.t.    and art itself i s  evaluating b y changing..b u t  we can not say L e o n a r d o  w a s;   not   contemporarry..H e  w a s  creating engineering d e s i g n  in engineering; t h e n h e has to h i d e ; it ; i n t o;  t h e  Traditional ART...WHAT HAS B E E N  HiDDEN iN THE MYSTERY of his MYSTiC  A R T; WORKs..b  u  t   i n  Picasso  i s s u e;  t h e y   are  truely  o p  e  n   to  anyone at least; i n  A n a l i t i c  Geometry; o r       I n t e g r a l and derivation  M a t h e m a t i c s    ; T h e o r i e s..(hidden i n the knowladge o r REALity  o f  M A T H e m a t i c s.it fits with o u r ratio;  b u  t,  s t i l l  mysterious..b u t open..t o  the  m i n d..) Leonardo could  s t u d y  more; o n many subjects.. S  O  I  think ; h e  could go away   ; f  a r....b u t Picasso lived in Modern times; and may b e h e did remarkable  j o b; equal to ; L e o n a r d o..A    L o n g investigation..maybe not y e t, reached  to  b e discuss.e d.