Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ae44f123de505f89142a3b4be53a35688251e25f1097ce85f4715e3b7e169391:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^