atan

• Class methods (27)
• acos
• acosh
• asin
• asinh
• atan
• atan2
• atanh
• cbrt
• cos
• cosh
• erf
• erfc
• exp
• frexp
• gamma
• hypot
• ldexp
• lgamma
• log
• log10
• log2
• rsqrt
• sin
• sinh
• sqrt
• tan
• tanh
• Instance methods (18)
• acos (<= v1_8_7_330)
• acosh (<= v1_8_7_330)
• asin (<= v1_8_7_330)
• asinh (<= v1_8_7_330)
• atan (<= v1_8_7_330)
• atan2 (<= v1_8_7_330)
• atanh (<= v1_8_7_330)
• cos (<= v1_8_7_330)
• cosh (<= v1_8_7_330)
• exp (<= v1_8_7_330)
• log (<= v1_8_7_330)
• log10 (<= v1_8_7_330)
• rsqrt
• sin (<= v1_8_7_330)
• sinh (<= v1_8_7_330)
• sqrt
• tan (<= v1_8_7_330)
• tanh (<= v1_8_7_330)

= private
= protected