location parameter
scale parameter
variance
var y = variance( 0.0, 1.0 );
// returns Infinity
var y = variance( 5.0, 2.0 );
// returns Infinity
var y = variance( NaN, 1.0 );
// returns NaN
var y = variance( 0.0, NaN );
// returns NaN
var y = variance( 0.0, 0.0 );
// returns NaN
Returns the variance for a Lévy distribution with location
mu
and scalec
.Notes
c <= 0
, the function returnsNaN
.