Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8b38a98517f41658867d8aeadda6559a792c2bd7de9f8d1c2371893a4f359111:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^