Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8f22b411f474c923589856076fb9baef494ae5b1571204ad1338028309d51a82:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^