public static IComplexNumber ceil ( IComplexNumber num ) { Complex c = new Complex ( FastMath . ceil ( num . realComponent ( ) . doubleValue ( ) ) , FastMath . ceil ( num . imaginaryComponent ( ) . doubleValue ( ) ) ) ; return Nd4j . createDouble ( c . getReal ( ) , c . getImaginary ( ) ) ; }
Return the ceiling value of the given complex number