salam man reshtem eng in phy hast. javabe avalin soalet ke kamelan shakhsi hast ve bermigerde be bineshet az dunyayi ke mikhay dashte bashi. manzorem ine ke der kol phys elme anchenan deramedzayi nist, phys ye alaghest ta abzare emrere mash. ve der zemn eng in phys age bekhoni mitoni to aksere...
arfken esentian mathematics for physics 6th.
arfken esentian mathematics for physics 6th.
dustane aziz hale masaele in ketab ra lazem darem. az dustani der ekhtiyar darend taghaza mikonem pdf anra be eshterak bezarend. tashakkure faravan.