Ab? Bakr Mu?ammad Ibn Ya?yà ibn a?-?a’igh at-T?j?b? Ibn Bajja Al-tujibi (Arabic ??? ??? ???? ?? ???? ?? ??????), known as Ibn Bājjah (), was an Andalusian polymath: an astronomer, logician, musician, philosopher, physician, physicist, psychologist, botanist, poet and scientist.Jon Mcginnis, Classical Arabic Philosophy: An Anthology of Sources, p.