src/Common.php
public static function msfnz($eccent, $sinphi, $cosphi)
    {
        $con = $eccent * $sinphi;
        return $cosphi / (sqrt(1.0 - $con * $con));
    }
public static function msfnz($eccent, $sinphi, $cosphi)
    {
        $con = $eccent * $sinphi;
        return $cosphi / (sqrt(1.0 - $con * $con));
    }
public static function msfnz ( $ eccent , $ sinphi , $ cosphi ) { $ con = $ eccent * $ sinphi ; return $ cosphi / ( sqrt ( 1.0 - $ con * $ con ) ) ; }
Function to compute the constant small m which is the radius of
a parallel of latitude, phi, divided by the semimajor axis.

@param float $eccent
@param float $sinphi
@param float $cosphi
@return float
Function to compute the constant small m which is the radius of a parallel of latitude phi divided by the semimajor axis .