Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5dc077ed69627613032bdf28fdafc3d50cd4b56384ad93ac5b54b79302b6d6af:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^