Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3be9a4070f12a5a113d9404cedfc7aae71884d7ad646c4d76ddcafa63bf59105:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^