numeric.ts 1.2 KB

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  1. /*************************************************************
  2. *
  3. * Copyright (c) 2018-2022 The MathJax Consortium
  4. *
  5. * Licensed under the Apache License, Version 2.0 (the "License");
  6. * you may not use this file except in compliance with the License.
  7. * You may obtain a copy of the License at
  8. *
  9. * http://www.apache.org/licenses/LICENSE-2.0
  10. *
  11. * Unless required by applicable law or agreed to in writing, software
  12. * distributed under the License is distributed on an "AS IS" BASIS,
  13. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14. * See the License for the specific language governing permissions and
  15. * limitations under the License.
  16. */
  17. /**
  18. * @fileoverview Implements some numeric utility functions
  19. *
  20. * @author dpvc@mathjax.org (Davide Cervone)
  21. */
  22. /**
  23. * @param {number[]} A The array to sum
  24. * @return {number} The summ of the elements in A
  25. */
  26. export function sum(A: number[]): number {
  27. return A.reduce((a, b) => a + b, 0);
  28. }
  29. /**
  30. * @param {number[]} A The array whose maximum entry is sought
  31. * @return {number} The largest entry in the array
  32. */
  33. export function max(A: number[]): number {
  34. return A.reduce((a, b) => Math.max(a, b), 0);
  35. }