Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 242de76942ec92d2343b828a29d1afff782e76724ec9b3c0cdebdd6899920bea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^