Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9ec1d13fae94d97700855b8160a0a6bd11e716a6e732ca0c11ff384a4d506fce:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^