1 | import { deepForEach } from '../../utils/collection.js';
|
2 | import { factory } from '../../utils/factory.js';
|
3 | var name = 'multinomial';
|
4 | var dependencies = ['typed', 'add', 'divide', 'multiply', 'factorial', 'isInteger', 'isPositive'];
|
5 | export var createMultinomial = factory(name, dependencies, (_ref) => {
|
6 | var {
|
7 | typed,
|
8 | add,
|
9 | divide,
|
10 | multiply,
|
11 | factorial,
|
12 | isInteger,
|
13 | isPositive
|
14 | } = _ref;
|
15 |
|
16 | |
17 |
|
18 |
|
19 |
|
20 |
|
21 |
|
22 |
|
23 |
|
24 |
|
25 |
|
26 |
|
27 |
|
28 |
|
29 |
|
30 |
|
31 |
|
32 |
|
33 |
|
34 |
|
35 |
|
36 |
|
37 | return typed(name, {
|
38 | 'Array | Matrix': function ArrayMatrix(a) {
|
39 | var sum = 0;
|
40 | var denom = 1;
|
41 | deepForEach(a, function (ai) {
|
42 | if (!isInteger(ai) || !isPositive(ai)) {
|
43 | throw new TypeError('Positive integer value expected in function multinomial');
|
44 | }
|
45 |
|
46 | sum = add(sum, ai);
|
47 | denom = multiply(denom, factorial(ai));
|
48 | });
|
49 | return divide(factorial(sum), denom);
|
50 | }
|
51 | });
|
52 | }); |
\ | No newline at end of file |