Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 012b6f9cd6e1444ea38b6990de9a9bff2793cf34741837bbf91086aba2fac240:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^