Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6c4c3851a4ec6a9fecaf2e5344fea772218d550dd7ff8ae67038de31424c72a3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^