Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 645f551a5ae739b582cc406e538e7c96bad598aa49baf43043cd9133be103097:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^