Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 808039ddb289536f75a0cfb63c98b9d47470c3d34ff8925f737e8b188d382982:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^