Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 45f0e215cbcaebb6682bb7061f8d2db694970d2eb63ab1ac89a2ce12930ada15:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^