Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7927126f491fcafd3465dae50616e4b0cc0fe0e165a56ca8fb1e0256d9042fc6:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^