Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec79b5e8429188e5c44e818abbd05b932958d4dc3a20dc03bfd7e4464c9e6a26:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^