vikipeediya:nirvaachit vishay vastu

vikipeediya mein nirvaachit vishay vastu

निर्वाचित विषय वस्तु सितारा

nirvaachit vishay vastu vikipeediya ki shreshthatam vishay vastu hain. yeh vah lekh, chitr tatha anya yogadaan hain jo vikipeediya ko aage badhaane vaale prayaason ko darshaate hain. nirvaachit vishay vastu ek vishesh parakh ke pashchaat hi chuni jaati hain. prushth ke oopar ke dahini bhaag mein ek chhota peela sitaara nirvaachit vishay vastu ko darshaata hai.

laghu path:
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nirvaachit vishay vastu


nirvaachit lekh

श्रेणी के कुछ सैकड़ों पद और उनकें आंशिक संकलन।
ganit mein, 1 − 2 + 3 − 4 + · · · ek anant shreni hai jiske vyanjak kramaanugat dhanaatmak sankhyaaen hoti hain jiske ekaantar chinh hote hain. anant shreni ke apasaran ka matlab yeh hai ki iske aanshik yog ka anukram (1, −1, 2, −2, ...) kisi parimit maan ki or agrasar naheen hota hai. baharahaal, 18veen shataabdi ke madhya mein liyonaard aayalar 1 − 2 + 3 − 4 + · · · = 14 bataaya. dashak 1980 ke poorvaarddh mein arnesto sisaira, emil borel tatha anyon ne apasaari shreniyon ko vyaapak yog nirdisht karne ke liye suparibhaashit vidhi pradaan ki – jismein naveen aayalar vidhiyon ka bhi ullekh tha. inmein se vibhinn sankalaneeyata vidhiyon dvaara 1 − 2 + 3 − 4 + · · · ka "yog" 14 likh sakte hain. sisaira-sankalan un vidhiyon mein se ek hai jo 1 − 2 + 3 − 4 + ... ka yog praapt naheen kar sakti, at: shreni ek aisa udaaharan hai jismein thodi prabal vidhi yatha ebal sankalan vidhi ki aavashyakta hoti hai. (vistaar se padhein...)

aaj ka aalekh

भारत का ध्वज
Bhaarat ka raashtreeya dhvaj jise tiranga bhi kehte hain, teen rang ki kshaitij pattiyon ke beech ek neele rang ke chakr dvaara sushobhit dhvaj hai jiski abhiklpana pingali vainkaiya ne ki thi. isko 15 August 1947 ko angrejon se Bhaarat ki svatantrata ke kuchh hi din poorv 22 July, 1947 ko aayojit bhaarateeya samvidhaan sabha ki baithak mein apnaaya gaya tha. ismein teen samaan chaudaai ki kshaitij pattiyaaain hai, jinmein sabse oopar kesariya , beech mein shvet or neeche gahre hare rang ki patti hai. dhvaj ki lambaai evam chaudaai ka anupaat 2:3 ka hai. safed patti ke madhya mein gahre neele rang ka ek chakr hai jismein 24 are hote hain. is chakr ka vyaas lagbhag safed patti ki chaudaai ke baraabar hota hai va roop samraat ashok ki rajdhani saaranaath mein sthit stambh ke sher ke sheershafalak ke chakr mein dikhne vaale ki tarah hota hai. vistaar mein...

nirvaachit chitr