Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b2f5afdaba6845d67159fd9bdd841546b217c8ebac3f7d285565f08d692f18d0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^