Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c5ab5283215bbeb8202d3fadbb95aaa2364163d5a9ffdfa80fd5d412a72b978c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^