Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3862860b79373177cce2db5a9e8100b2de14a596d68a652e5aeeff1889036300:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^