Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 635fe9d6b0d68b52aa67b977312f11e4dbc8c50c9ceba01b2f966d0967e7852c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^