Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d1f6f3615ab541d3f7ad59e471798f999add415863310a1a022bd670d0e44f03:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^