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Cruising on the Aranui 5 around the Pacific

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The Aranui 5 cruise-freighter ship. Isobel Marriner gives the lowdown on sailing to a Pacific paradise. Owners: Compagnie Polynesienne de Transport Maritime. Flag: France (French Polynesia) How big? It's a 126m dual-purpose passenger/freighter. How old? Custom-built in China, she went into service in 2015, replacing the Aranui 3, which used to sail the Marquesas route. There was no Aranui 4 as the owners are Tahitian-Chinese and the number 4 is unlucky to Chinese. Read More...

Did Farrah Fawcett Marry Ryan O'Neal Before Her Death?

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Farrah Fawcett and Ryan O'Neal were together for nearly 20 years before his infidelity ended the relationship, as detailed in a 2009 Vanity Fair profile. But despite living under the same roof for so many years and sharing a son, Fawcett and O'Neal never got married. They almost did twice, though. The first time was an impulsive act that was seemingly halted by fate. After he proposed using a cigar band, the two decided to head to church, but a flat tire got in the way, according to The Hollywood Reporter. Read More...

Hyperbolic Inverse Calculator

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arcsinh(x) = Ln(x + √x2 + 1) arccosh(x) = Ln(x + √x2 - 1) where x ≥ 1 arctanh(x) = 0.5 Ln[(1 + x)/(1 - x)] where -1 < x < 1 arccsch(x) = Ln(1/x + √1/x2 + 1) arcsech(x) = Ln(1/x + √1/x2 - 1) where 0 < x ≤ 1 arctanh(x) = 0.5 Ln[(x + 1)/(x - 1)] where x < -1 or x > 1For more math formulas, check out our Formula Dossier Read More...