Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 335a1c985d97cb133ba41f2fb4ae36a83454b073638b02fe31807e8f113efeff:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^