Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fae496b7960b45ca25d1226b9c48baa28a153feafb7dc27d42d0a323fab8b748:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^