User:Markel Sabater/sandbox

Not to be confused with sign.

Sine
Domain, codomain and image
Domain	(−∞,∞) a
Codomain	[−1,1] a
Basic features
Parity	odd
Period	2π
Specific values
At zero	0
Maxima	((2k + ½)π, 1) b
Minima	((2k − ½)π, −1)
Specific features
Root	kπ
Critical point	kπ − π/2
Inflection point	kπ
Fixed point	0
a For real numbers. b Variable k is an integer.