Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e71264cfcb298be1cfa790d00e6f7dcf078f682a459b77e36507927774aa8420:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^