Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 370e9980162d318dfbec7bb24b1732003a963e986fea78bc573779725b9de044:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^