Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e99f2ab3726ef90b831d4739b5451a22dd53d77c9ab9cac40efc2be31b9d8672:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^