Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ccc4c3cea8f7d8017989c5a6811aca6abc852171785bc31eb9fbb80db9799f6b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^