Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 345206e2b4f3bb2f42f39efe50addd57e113673e7560c6ae00c013f98cffe6dd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^