Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 30c909d972852b449dbc737c114f85b39f67649eca90562423dc189ba4e0f5d2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^