Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ba5c1069cdcb18629fb286d766b507ea3b6a8daa8f8a1ac2ec05044d726a3c5c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^