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asinh> <acosh
Last updated: Sat, 24 Mar 2007

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asin

(PHP 4, PHP 5)

asin — Arcus sinus

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float asin ( float $arg )

Vrátí arcus sinus parametru arg v radiánech. asin() je inverzní k funkci sin(), což znamená, že a==sin(asin(a)) pro každou hodnotu z definičního oboru funkce asin().

Viz také asinh(), acos() a atan().



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asinh> <acosh
Last updated: Sat, 24 Mar 2007
 
 
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