OFFSET
0,1
COMMENTS
Note that Prudnikov incorrectly give this product as 3^(1/4)*exp(-Pi*sqrt(3)/18), which differs from the correct result by 0.0000182...
REFERENCES
A. P. Prudnikov, Yu. A. Brychkov, and O. I. Marichev, Integrals and Series, Vol. 1 (Overseas Publishers Association, Amsterdam, 1986), p. 757, section 6.2.3, incorrect formula 4.
LINKS
Eric Weisstein's World of Mathematics, Infinite Product, formula 52.
EXAMPLE
0.972713586936242371513055024334538082849547588619101318683993472802594...
MAPLE
evalf(Product(1 - exp(-2*k*Pi/sqrt(3)), k = 1..infinity), 105);
MATHEMATICA
RealDigits[QPochhammer[E^(-2*Pi/Sqrt[3])], 10, 105][[1]]
PROG
(PARI) prodinf(k=1, (1 - exp(-2*k*Pi/sqrt(3))))
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Vaclav Kotesovec, May 23 2022
STATUS
approved