Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1ed9fc9037b892ccd6672db3c526d11868e3760c38e7e5a17628f20de103cffc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^