bhaaskar pratham

bhaaskar pratham (600 E – 680 isavi) Bhaarat ke saataveen shataabdi ke ganitjnya the. sanbhavat: unhone hi sabse pehle sankhyaaon ko hindu daashamik paddhati mein likhna aarambh kiya. unhone aaryabhatt ki krutiyon par teeka likhi aur usi sandarbh mein jya ya (sin x) ka parimeya maan bataaya jo ananya evam atyant ullekhaneeya hai. aaryabhateeya par unhone san 629 mein aaryabhateeyabhaashya naamak teeka likhi jo sanskrut gadya mein likhi ganit evam khagolashaastr ki pratham pustak hai. aaryabhat ki paripaati mein hi unhone mahaabhaaskareeya evam laghubhaaskareeya naamak do khagolashaastreeya granth bhi likhe.

mahaabhaaskareeya

mahaabhaaskareeya mein aath adhyaaya hain. saatavein adhyaaya ke shlok 17, 18 aur 19 mein unhone sin x ka sannikt maan (approximate value) nikaalne ka nimnalikhit sootr diya hai-

is sootr ko unhone aaryabhatt dvaara diya hua bataaya hai. is sootr se praapt jya ya ke maanon ka aapekshik truti 1.9% se kam hai. (adhiktam vichlan jo par hota hai.) mahaabhaaskareeya ke kuchh bhaagon ka baad mein arabi mein anuvaad hua.

makhyaadirhitan karman vakshyate tatsamaasat:.
chakraardhaanshakasamoohaadvidhodhya ye bhujaanshakaa:.17
tachheshagunita dvishtaa: shodhyaa: khaabhreshukhaabdhit: .
chaturthaanshen sheshasya dvishthamantya falan hatam .18
baahukotyo: falan krutsnan kramotkramagunasya va.
labhyate chandrateekshnaanshvostaaraanaan vaapi tattvat: .19

inhein bhi dekhein

baahari kadiyaaain