Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d795cab0cdf5a7ed31e489245478d5474333473299c0df91be0016a817d01057:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^