Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0a7efe11a6fd069388b28093c41a24987a08d986766525ade4127df8ad3cd307:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^