Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 69ad8163a65c5deeb803769c4c0f5260961cc3b58b882d8973d69f57c87a32d5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^