Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7d8e5a6a178f0dab149422d9f84bd6a9987116b6e8b0495125b57531ad99e61f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^