location parameter
scale parameter
variance
var y = variance( 0.0, 1.0 );
// returns ~0.131
var y = variance( 5.0, 2.0 );
// returns ~0.523
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 raised cosine distribution with location
mu
and scales
.Notes
s <= 0
, the function returnsNaN
.