Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4411b8cd9178f6b9d417bff6e220f3fcd992bb6a5a1631de15234071d924e281:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^