Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 679af5a8aa25ebfd1ad167829c507937faac5db63c17886e2d90d11defa82781:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^