Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a5f2484cfe6c56ad8ecd210d6aafcf615ea880dbf54657e52ec5bac8bfa4daba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^