Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5fa70b0b58c0b82d29c7f095f583c15833329dab9dc624f291e6662a8c2feb4c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^