@interface GKGaussianDistribution : GKRandomDistribution @property (readonly, nonatomic) float mean; @property (readonly, nonatomic) float deviation; - (id)initWithRandomSource:(id)a0 lowestValue:(long long)a1 highestValue:(long long)a2; - (long long)nextInt; - (id)initWithRandomSource:(id)a0 mean:(float)a1 deviation:(float)a2; @end