SADI Muslihuddin Abumuhammad Abdulloh ibni Mushrifuddin (1203/8, Sheroz—1292, hamon jo), shoir, nasrnavis va mutafakkiri fors-tojik. …
Mufassal »QATOR
QATOR, qatori beintiho, (dar matematika) ifodai namudi …guyand, ki uzvhoyashon (Q. adadi) yo funksiyaho (Q-i funksionali) meboshand. Agar hosili jami p — uzvi avvali (summai khususi) Q. Sn — …. hangomi beintiho afzudani p ba yagon hududi muayyani S mayya kunad, on goh S-po summai qator, khudi N-ro nazdikshavanda menomand, …
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