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@stdlib/stats-base-dists-levy-mean

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Lévy distribution expected value.

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/* * @license Apache-2.0 * * Copyright (c) 2019 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ // TypeScript Version: 4.1 /** * Returns the expected value for a Lévy distribution with location `mu` and scale `c`. * * ## Notes * * - If provided `c <= 0`, the function returns `NaN`. * * @param mu - location parameter * @param c - scale parameter * @returns expected value * * @example * var y = mean( 0.0, 1.0 ); * // returns Infinity * * @example * var y = mean( 5.0, 2.0 ); * // returns Infinity * * @example * var y = mean( NaN, 1.0 ); * // returns NaN * * @example * var y = mean( 0.0, NaN ); * // returns NaN * * @example * var y = mean( 0.0, 0.0 ); * // returns NaN */ declare function mean( mu: number, c: number ): number; // EXPORTS // export = mean;