# Signum Function

*y*=*f*(*x*) = sgn (*x*)sgn (

*x*) =or sgn (

*x*) =Domain â€“

*R*; Range â†’ {â€“1, 0, 1}; Nature: many one, odd functionIn general sgn (

*f*(*x*)) =or sgn (

*f*(*x*)) =Loading....

sgn (*x*) =

or sgn (*x*) =

Domain â€“ *R*; Range â†’ {â€“1, 0, 1}; Nature: many one, odd function

In general sgn (*f*(*x*)) =

or sgn (*f*(*x*)) =

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