Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9bf0d2d154965cdcfeea2860befbdaa501301ac30fa25f035beb1f026a9545f3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^