Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 13eefd849406d370778392cb2ca34369a22abca6b59d1120a6a3656c1f7bd8bd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^