Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 281c0f025c9afe227095c0a3f18f8584cfaea1af2714bdfc8fd981d44c1eca97:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^