Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> af5de021bde92cc910127ffcbf5ae2a30d653fb3d2aabd21316a3ffdc45da377:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^