Ibn-Sina (Latinized. Avicenna) Born in Bukhara, present day Uzbekistan, in 980 AD. He is remembered as the most significant philosopher of Islamic culture and in philosophy’s pre-modern era. His predominance over various subjects can be seen in Corpus of writing.  He wrote about almost everything like,  physics,  mathematics,   geology,  geography,   astronomi,  Alchemy,  Islamic theology, logic, and poetry. He wrote 450  texts, 240 survived,  most of them were in philosophy. 

   Like philosophy, Ibn-Sina  contributed medicine in  the best way possible.  he wrote many books on medicines,  in which 40 survived. His medical encyclopedia -  the Canon of Medicine - became a standard medical book in universities. His another Encyclopedia ( The Book of Healing)  in philosophy gained fame in medieval time. Muslim scientists were admired highly in Europe.

   In chemistry  he invented and performed steam distillation and produced essential oil like rose essence.  After serving enormously in science , Ibn-Sina Died at the age of 56 in Hamadan Iran.

What happened to Ibn-Sina's book of Healing in Medieval time?