Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 3017x 3017x 3017x 1x 1x 1x 1x 1x | /**
* @license Apache-2.0
*
* Copyright (c) 2025 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.
*/
'use strict';
// MODULES //
var addon = require( './../src/addon.node' );
// MAIN //
/**
* Evaluates the probability density function (PDF) for a triangular distribution with lower limit `a`, upper limit `b`, and mode `c` at a value `x`.
*
* @private
* @param {number} x - input value
* @param {number} a - lower limit
* @param {number} b - upper limit
* @param {number} c - mode
* @returns {number} evaluated PDF
*
* @example
* var y = pdf( 0.5, -1.0, 1.0, 0.0 );
* // returns 0.5
*
* @example
* var y = pdf( 0.5, -1.0, 1.0, 0.5 );
* // returns 1.0
*
* @example
* var y = pdf( -10.0, -20.0, 0.0, -2.0 );
* // returns ~0.056
*
* @example
* var y = pdf( -2.0, -1.0, 1.0, 0.0 );
* // returns 0.0
*
* @example
* var y = pdf( NaN, 0.0, 1.0, 0.5 );
* // returns NaN
*
* @example
* var y = pdf( 0.0, NaN, 1.0, 0.5 );
* // returns NaN
*
* @example
* var y = pdf( 0.0, 0.0, NaN, 0.5 );
* // returns NaN
*
* @example
* var y = pdf( 2.0, 1.0, 0.0, NaN );
* // returns NaN
*
* @example
* var y = pdf( 2.0, 1.0, 0.0, 1.5 );
* // returns NaN
*/
function pdf( x, a, b, c ) {
return addon( x, a, b, c );
}
// EXPORTS //
module.exports = pdf;
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