DocsFunctionsmathmath.Sinmath.SinReturns the sine of the given radian number.Syntaxmath.Sin VALUEReturnsfloat64 New in v0.130.0{{ math.Sin 1 }} → 0.8414709848078965 Last updated: January 31, 2025 : Improve new-in shortcode (367d3a7ab)Improve this page