Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3d78142806056ff5387e44d96e26bf8414297de5bc76bbfa14c3c9febdd64dd3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^