Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4137a07fa4fac810a87b83bf70afb3e5c367ead4d0ada85aa1d7f517fe239eaf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^