Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3f4a9ca17860e8f0eb3a55485b9756d0a9b040f237070b9815d28d9d51521d1e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^