Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4cbcd41b7e0588665e7c025b9065820fc0e974bf53dec6fd073b9e831aec1115:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^