Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3bf8572521446f1e65eeceafd1290c84ae48768d07688ed8ed2ae6ee48f99782:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^