Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dcfdd0c8abd05b6940dc4b67d2deb22c86fc699b511702c824ffa1002af54eef:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^