Function sum

packages/common/src/math.ts:20–21

(arr: (number | null | undefined)[])

};

export const sum = (arr: (number | null | undefined)[]): number =>
  round(arr.filter(isNumber).reduce((acc, item) => acc + item, 0));

export const min = (arr: (number | null | undefined)[]): number => {
  const filtered = arr.filter(isNumber);