Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 77c0bbfd0e48b7524d97602d39cbb98429f4babe93c7764c4a92a9c1de6fd710:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^