Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8204b450e4ef8a67b9049298b7c972a2a25c4bfadceaf4a981533a2fd3dc6182:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^