Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 019e49db85b54220aa81411e9ff2b9904698c9f321434224a682a67a6d9a8973:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^