Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dc4081ea9b96ca6c31e85e6a5e0e8a2e50bf22509135c251fea7193969edc9e3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^