march utc same logic applies here if all persians who spoke persian were killed how come you all speak it fluently now did you mirraculously escape the horrendous barbaric arab massacre also khwarizm was part of the province of khorasan which was part of the arab islamic caliphate at the time of al khwarizmi's birth also you can't cite an article which might also be pov'd by a simple look many of those scientists claimed to be persian were either arabs or turks