Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ef66241d4f9d21bdb2e3c2479c56b309a42838a3664b839e790dd7a467a550ca:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^