Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2d944874f6254179d0f67c3bd494ad86410fea3f48e9f5a8c9e9393bd9b08240:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^