Basics on π

Curated by : Athi

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π is also called as Archimedes' constant. The historically first exact formula for π, based on infinite series, was not available until a millennium later, when in the 14th century the Madhava-Leibniz series was discovered in Indian mathematics.

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Problem Title	Likes	Solvers
Problem 167. Pizza! Created by: the cyclist Tags fun, pizza, good	357	22077
Problem 43298. Calculate area of sector Created by: Jang geun Choi Tags math, easy, matlab	20	2349
Problem 953. Pi Estimate 1 Created by: Ed Hall Tags for loop	16	1202
Problem 120. radius of a spherical planet Created by: AMITAVA BISWAS Tags planet, geometry, space	17	3589
Problem 44309. Pi Digit Probability Created by: Mehmet OZC Tags pi, string manipulation, histogram	16	650
Problem 2908. Approximation of Pi Created by: goc3 Tags pi, infinite series, approximation	17	1003
Problem 44273. Given a square and a circle, please decide whether the square covers more area. Created by: AMITAVA BISWAS Tags geometry, check_test_Suite	8	1199
Problem 44660. Perimeter of a semicircle Created by: Srishti Saha Tags matlab 101, easy, matlab	10	1567
Problem 43215. Convert radians to degrees Created by: Jamil Kasan Tags function, conversion, basics	16	1897
Problem 44060. Volume Pillar Created by: Erik Luiten Tags geometry, fun, volume	14	1491

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Primes and Rough Numbers, Basic ideas

What is a rough number? What can they be used...

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	Rupayan submitted Solution 14565223 to Problem 120. radius of a spherical planet 43 minutes ago
	Rupayan submitted Solution 14565205 to Problem 953. Pi Estimate 1 52 minutes ago
	Rupayan submitted Solution 14565173 to Problem 43298. Calculate area of sector 1 hour and 10 minutes ago
	Rupayan submitted Solution 14565166 to Problem 167. Pizza! 1 hour and 15 minutes ago
	Hajanirina submitted Solution 14565122 to Problem 953. Pi Estimate 1 2 hours and 3 minutes ago

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