Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3fe4a2658639022045385905198eb37f70f66ec5a1e75b8f86802109a5eae869:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^