Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d8708beef878b66aa22acce86d64f5a2a2ef89d0eccefd9416d19465bb1094e1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^