Landau–Ramanujan constant

constant in number theory

Wikidata entity: Q2641368

Quantities

numeric value

0.7642236535892206629906987312500923281167905413934095147216866737496146416587328588384015050131312337219372691207925926341874

P2534	defining formula	Math	$\frac{1}{\sqrt{2}} \prod_{p \equiv 3 mod 4} {(1 - \frac{1}{p^{2}})}^{- 1 / 2} = \frac{π}{4} \prod_{p \equiv 1 mod 4} {(1 - \frac{1}{p^{2}})}^{1 / 2}$	???
P31	instance of	...	Q12916 (real number)	real number
P31	instance of	...	Q186509 (mathematical constant)	mathematical constant
P31	instance of	...	Q24034552 (mathematical concept)	mathematical concept
P6104	maintained by WikiProject	...	Q8487137 (WikiProject Mathematics)	WikiProject Mathematics
P138	named after	...	Q58750 (Edmund Landau)	Edmund Landau
P138	named after	...	Q83163 (Srinivasa Ramanujan)	Srinivasa Ramanujan

External Ids

P646	Freebase ID	/m/02xgjt
P2812	MathWorld ID	Landau-RamanujanConstant
P6366	Microsoft Academic ID (discontinued)	90460290
P829	OEIS ID	A064533
P6781	ProofWiki ID	Definition:Landau-Ramanujan_Constant

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