Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0ae9fb3b4fe17142542d108b1b421f7f17483cc0e6193e45610bce0796881ffb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^