function sum(a, b) {
  return a + b;
}

function sub(a, b) {
  return a - b;
}

function mult(a, b) {
  return a * b;
}

function div(a, b) {
  return a / b;
}

function sqrt(a) {
  return Math.sqrt(a);
}

export { sum, sub, mult, div, sqrt };