 kindhi greeku tatvavettalanu vaari alochana vidhanala dwara vargeekarinchandi :  democritus ,  anaximander ,  protagorus ,  epictetus ,  crisippus ,  thiano ,  pythagorous mariyu heraclids .
 prachina greeku tatvasastramlo anek vibhinna alochana vidhaanaalu unnayi .  democritus atamism yokka kramasikshananu sthaapinchina sacretic puurva tatvavaetta .  anaximander maroka puurva - sacretic aalochanaaparudu ,  athanu milacian paatasaalalo sabhyudu .  epictetus mariyu crisippus iddaruu stoic tatvavettalu .  protagorus ooka prasidha sophist ,  athanu pletoche suuchimchabaddaadu .  heraclides ooka platonist mariyu pleetoo yokka prathyaksha vidhyaardhi .  pythagorous mariyu thiano  ​​ iddaruu pythaagorean paatasaalaku chendinavaaru mariyu vivaham chesukunnarani nammutharu .