Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a04bf27c20cff9c610fbcc153d659dc050a47890eda709a1a5adda3e23a98892:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^